Business

Nobel Laureate David Gross Warns Humanity May Not Survive 50 Years to See Unified Theory of Physics

Published

3 hours ago

20 April 2026

SANTA BARBARA, California — Nobel Prize-winning physicist David Gross has issued a stark warning that humanity stands a slim chance of surviving another 50 years, citing the grave risk of nuclear war as the primary barrier preventing scientists from achieving a unified theory of all fundamental forces.

Gross, who shared the 2004 Nobel Prize in Physics for his work on the strong nuclear force and asymptotic freedom, made the comments in a recent interview with Live Science while discussing the long quest for a “theory of everything” that would reconcile quantum mechanics with gravity. When asked whether physicists might complete such a unification within 50 years, the 83-year-old researcher replied bluntly that the chances of humanity lasting that long are “very small.”

“Currently, I spend part of my time trying to tell people … that the chances of you living 50 [more] years are very small,” Gross said. He pointed specifically to nuclear war as a potential civilization-ending catastrophe that could arrive within 35 years, emphasizing that geopolitical tensions and the persistence of thousands of warheads worldwide make the threat immediate and existential.

The remarks, which quickly spread across scientific and popular media outlets, highlight a growing pessimism among some leading thinkers about humanity’s long-term prospects amid multiple overlapping risks. Gross, who also received the $3 million Special Breakthrough Prize in Fundamental Physics, has devoted decades to string theory and efforts to unify the four fundamental forces — gravity, electromagnetism, and the strong and weak nuclear forces. Yet he now sees human self-destruction, rather than scientific obstacles, as the greatest hurdle.

Nuclear war remains a central concern. With Russia’s ongoing conflict in Ukraine, tensions over Taiwan, and the proliferation risks involving nations such as North Korea and Iran, the probability of escalation to nuclear exchange has drawn renewed attention. Gross suggested that without dramatic progress in arms control and diplomacy, civilization could collapse long before physicists resolve the deep mathematical and conceptual challenges of quantum gravity.

His comments echo broader warnings from other Nobel laureates and scientists. Geoffrey Hinton, often called the “godfather of AI” and a 2024 Nobel Prize winner in Physics for foundational work on neural networks, has raised the odds of artificial intelligence causing human extinction to 10-20 percent within the next 30 years. Michel Mayor, the 2019 Nobel laureate who discovered the first exoplanet orbiting a sun-like star, has stated that humanity is not eternal but simply another animal species destined for extinction, potentially within a million years from natural causes alone, and far sooner if human folly intervenes.

Gross’s perspective stands out for its focus on the intersection of fundamental physics and human survival. A unified theory has eluded physicists since Einstein’s unsuccessful attempts at a unified field theory. String theory, loop quantum gravity and other approaches offer promising frameworks, but experimental verification remains extraordinarily difficult because the energies required to probe quantum gravity effects are far beyond current particle accelerators. Gross noted that even optimistic timelines for theoretical breakthroughs could be rendered moot by humanity’s inability to avoid catastrophe.

The physicist did not dismiss all hope. He expressed a desire for international cooperation to reduce nuclear arsenals and mitigate other existential risks, including climate change, pandemics and uncontrolled artificial intelligence. “If you don’t [address these risks], there’s always some risk an AI 100 years from now [could launch nuclear weapons],” he observed, underscoring how multiple threats compound one another.

Public reaction to Gross’s interview has been swift and polarized. On social media platforms and science forums, some users praised the laureate for speaking candidly about uncomfortable truths, arguing that complacency about existential risks has become dangerous. Others criticized the comments as overly alarmist or defeatist, suggesting they could undermine efforts to solve pressing problems by fostering fatalism. Science communicators noted that such warnings from respected figures often serve to galvanize action rather than induce despair.

Experts in existential risk studies have long catalogued the threats Gross referenced. The Bulletin of the Atomic Scientists maintains its Doomsday Clock, which in recent years has stood close to midnight due to nuclear dangers, climate disruption and emerging technologies. Organizations such as the Future of Humanity Institute and the Centre for the Study of Existential Risk at Cambridge University have modeled scenarios in which nuclear winter, engineered pandemics or misaligned superintelligent AI could lead to human extinction or civilizational collapse.

Gross’s career lends weight to his assessment. As a towering figure in theoretical physics, he has witnessed firsthand how scientific progress depends on stable societies capable of sustaining long-term research. Particle physics collaborations such as those at CERN involve thousands of scientists across dozens of nations and require decades of funding and political support. A major war or societal breakdown could shatter that infrastructure, halting progress indefinitely.

Yet the quest for unification continues. Researchers are exploring connections between string theory and holography, advances in quantum computing that might simulate quantum gravity effects, and new observational windows through gravitational wave astronomy and cosmic microwave background studies. Gross himself remains active in the field, though he now balances theoretical work with public advocacy for risk reduction.

The broader context includes accelerating technological change. Artificial intelligence is transforming scientific discovery, potentially speeding up theoretical breakthroughs while simultaneously introducing new dangers. Climate models warn of tipping points that could render large parts of the planet uninhabitable within decades. Biodiversity loss and resource depletion compound these pressures.

Gross stopped short of predicting exact timelines or probabilities beyond his qualitative assessment, but his message was clear: humanity’s greatest obstacle to scientific immortality may be its own mortality as a species. He urged greater investment in diplomacy, arms control, sustainable development and ethical governance of emerging technologies.

For physicists dreaming of a final theory that explains the universe from the smallest scales to the largest, the warning carries particular poignancy. The unification of forces has been called the holy grail of physics. Achieving it would represent one of humanity’s crowning intellectual achievements, potentially unlocking new technologies and deeper understanding of reality itself. Gross suggested that realizing that dream may depend less on brilliant equations than on collective wisdom and restraint.

As the interview circulates widely, it joins a chorus of voices from the scientific community urging humanity to confront its fragility. Whether Gross’s pessimism proves prophetic or serves as a catalyst for renewed global cooperation remains to be seen. For now, his words stand as a sobering reminder that the biggest questions in physics may ultimately hinge on the oldest challenge facing humankind: learning to live together without destroying ourselves.

In laboratories and lecture halls around the world, researchers continue their work, driven by curiosity and the hope that humanity will endure long enough to glimpse the deepest secrets of the cosmos. Gross’s warning challenges them — and all of society — to ensure that hope is justified.

Business

(VIDEO) ‘The Lakers Think They Can Win This Series’

Published

7 minutes ago

20 April 2026

NewsAdmin

LOS ANGELES — Charles Barkley didn’t hold back on “Inside the NBA” after the Los Angeles Lakers stunned the Houston Rockets 107-98 in Game 1 of their Western Conference first-round playoff series on Saturday night.

The Hall of Famer, never one to mince words, declared that the short-handed Lakers now believe they can take the series, while pointing out that the Rockets have a glaring offensive problem that could derail their postseason hopes.

“The Lakers think they can win this series,” Barkley said on the TNT broadcast, drawing laughter from Shaquille O’Neal and the rest of the panel. “Houston has a problem.”

The comment came after the Rockets, missing star forward Kevin Durant with a right knee contusion, struggled mightily on offense in their playoff opener at Crypto.com Arena. Despite entering the series as the higher seed in some projections and boasting a young, athletic roster, Houston looked disjointed without its veteran scorer.

Durant, who averaged nearly 26 points per game during the regular season, was ruled out about 90 minutes before tipoff after bumping knees with a teammate in practice earlier in the week. Imaging showed no structural damage, but the contusion left the 37-year-old sidelined for Game 1. Rockets coach Ime Udoka expressed hope it would be a short-term issue, calling Durant day-to-day.

Without Durant, the Rockets started a lineup featuring Amen Thompson, Reed Sheppard, Josh Okogie, Jabari Smith Jr. and Alperen Sengun. The group managed just 98 points on inefficient shooting, with Barkley and fellow panelist Kenny Smith — a former Rockets champion — ripping the team’s offensive approach as “awful to watch.”

“Whoever gets it just jacks it up anywhere, anything,” Barkley said, criticizing the lack of structure and ball movement. Smith questioned whether Houston even had a coherent game plan, suggesting the absence of Durant exposed deeper issues in half-court execution.

The Lakers, already without injured stars Luka Doncic and Austin Reaves, seized the opportunity. LeBron James delivered a near triple-double with 19 points, 13 assists and eight rebounds, while veteran sharpshooter Luke Kennard exploded for a playoff career-high 27 points, going 5-for-5 from three-point range. Deandre Ayton added 19 points and 11 rebounds as Los Angeles built leads and held off a late Rockets push.

Lakers coach JJ Redick downplayed the impact of Houston’s missing star. “I don’t think it affected our mentality,” Redick said postgame. “This is all we talked about for two months — just our playoff mentality. You can’t worry about who’s in or out of the lineup. It’s our game plan. It’s our standards. It’s how we play.”

The victory gave the Lakers a 1-0 lead in the best-of-seven series, shifting momentum in a matchup many expected to favor Houston’s youth and depth. Pre-series, Barkley had predicted the Rockets would advance comfortably if Doncic and Reaves remained sidelined. Saturday’s result forced a reevaluation.

Barkley’s blunt assessment resonated because it highlighted a recurring critique of the Rockets: their reliance on iso-heavy offense and individual creation, particularly from Durant and Sengun, can break down against disciplined playoff defenses. Without Durant’s mid-range gravity and playmaking, Houston struggled to generate easy looks or consistent rhythm.

The Rockets’ offense ranked among the league’s more efficient during the regular season, but the playoffs often expose half-court limitations. Sengun showed flashes as a facilitator, and Thompson’s athleticism created some transition opportunities, yet the team shot poorly from the perimeter and turned the ball over at key moments.

For the Lakers, the win provided validation for a resilient group navigating significant injury absences. James, in his 23rd season, continues to defy expectations at age 41, orchestrating the offense and making timely defensive plays. Kennard’s hot shooting filled the scoring void left by Doncic and Reaves, while the frontcourt duo of Ayton and the supporting cast held their own against Houston’s size.

The series now shifts to Game 2 on Tuesday night in Los Angeles, with Durant’s status still uncertain. Udoka and the Rockets’ medical staff will monitor swelling and range of motion closely. Even if Durant returns, the Lakers’ confidence — and Barkley’s observation — suggests Houston must solve its offensive identity quickly to regain control.

Analysts noted that the Rockets’ youth, while an asset in the regular season, showed inexperience in the playoff environment. Turnovers and defensive lapses allowed the Lakers to build comfortable leads. Houston’s ability to adjust — tightening rotations, improving ball movement and finding ways to involve Sengun more effectively — will be critical.

Barkley’s history with the Rockets, where he played late in his career, adds color to his commentary, though he has been vocal about the franchise’s shortcomings in recent years. His “Houston has a problem” line quickly went viral on social media, sparking debates among fans about whether the Rockets are truly built for deep playoff runs or remain a work in progress despite adding Durant.

Published

26 minutes ago

20 April 2026

NewsAdmin

TopBuild Stock Soars 16% on $17 Billion Takeover Deal by

NEW YORK — TopBuild Corp. shares skyrocketed more than 16% in early Monday trading on April 20, 2026, surging $67.80 to $478.11 after the leading insulation and building products installer agreed to be acquired by QXO Inc. in a $17 billion cash-and-stock transaction that values the company at a substantial premium.

The deal, announced late Sunday, marks a major consolidation move in the fragmented building products distribution and installation sector. QXO will pay $505 per share for TopBuild, representing a 23.1% premium to Friday’s closing price of $410.31 and a 19.8% premium to the 60-day volume-weighted average price. The transaction is expected to close in the third quarter of 2026, subject to shareholder and regulatory approvals.

Under the terms, TopBuild shareholders can elect to receive $505 in cash or approximately 20.2 shares of QXO common stock for each TopBuild share, subject to proration to maintain an overall mix of roughly 45% cash and 55% stock. The structure gives investors a choice between immediate liquidity and participation in the combined company’s future growth.

TopBuild (NYSE: BLD), headquartered in Daytona Beach, Fla., is a dominant player in the installation of insulation and commercial roofing, as well as a specialty distributor of related building materials. The company operates across the United States and Canada with a network of more than 14,000 employees and hundreds of branches. It has grown aggressively through acquisitions, completing seven deals in 2025 alone that added about $1.2 billion in annual revenue, including the Progressive Roofing and Specialty Products and Insulation transactions.

The acquisition creates a powerhouse with combined annual revenue exceeding $18 billion and adjusted EBITDA above $2 billion. QXO, which has been rapidly expanding its building products platform, described the deal as immediately and substantially accretive to earnings while targeting $300 million in synergies by 2030 through operational efficiencies, procurement savings and cross-selling opportunities.

“TopBuild is an exceptional business with market-leading positions, strong free cash flow generation and a proven track record of growth through both organic execution and strategic acquisitions,” QXO executives said in a joint statement. “This combination accelerates our vision of building a scaled, diversified leader across the building products value chain.”

Analysts and investors reacted positively to the premium and strategic fit. The surge in TopBuild shares reflected the market’s quick pricing in of the deal value near $505, though some early profit-taking and uncertainty around the proration mechanics kept the stock below that level in morning trading. Volume was significantly elevated as traders rushed to position themselves.

The deal comes as TopBuild has delivered consistent strong performance. For the full year 2025, the company reported sales of approximately $5.4 billion and adjusted EBITDA exceeding $1 billion. In its February 2026 outlook, TopBuild projected 2026 sales between $5.925 billion and $6.225 billion with adjusted EBITDA in the range of $1.005 billion to $1.155 billion, driven by continued acquisition integration and healthy underlying demand in residential and commercial construction.

Recent operational highlights include the promotion of John Achille to president and chief operating officer in early April, signaling internal confidence in execution capabilities. The company is scheduled to report first-quarter 2026 results on May 5, with a conference call at 9 a.m. ET, though the takeover agreement now shifts focus to deal-related matters.

For QXO, the move significantly broadens its footprint in insulation, roofing and mechanical insulation distribution. The combined entity is expected to benefit from TopBuild’s specialized installation expertise and nationwide branch network, complementing QXO’s existing distribution operations.

Wall Street had generally viewed TopBuild favorably before the announcement, with a consensus “Moderate Buy” rating from 16 analysts and an average price target around $440. The takeover offer represents a clear step-up from those targets, potentially capping near-term upside unless the deal faces complications or a superior bid emerges.

Regulatory hurdles include Hart-Scott-Rodino antitrust clearance, though both companies expressed confidence in obtaining approvals given limited direct overlap in certain markets. The agreement includes a $600 million termination fee payable by TopBuild if it accepts a superior proposal under specified circumstances, along with customary “no-shop” provisions and matching rights for QXO.

Some shareholder advisory firms and law firms quickly signaled scrutiny. Ademi LLP announced an investigation into whether TopBuild’s board obtained a fair price and adequately considered alternatives, a common step in large M&A deals that often leads to additional disclosures but rarely derails transactions.

TopBuild has returned substantial capital to shareholders in recent years, repurchasing more than $434 million of its stock in 2025 and over $2 billion over the past decade. The company’s disciplined approach to capital allocation, combining tuck-in acquisitions with buybacks, has supported strong compound annual growth since its 2015 spin-off from Masco Corp. — nearly 13% in sales and more than 25% in adjusted EBITDA.

The building products sector has seen increased M&A activity amid favorable long-term demographics, including housing shortages and aging infrastructure needs. Insulation demand benefits from energy efficiency trends and stricter building codes, while commercial roofing and mechanical insulation provide diversification.

Industry observers noted that the premium reflects TopBuild’s high-quality assets, including its skilled installer workforce and relationships with major homebuilders and general contractors. The deal also comes against a backdrop of steady U.S. construction spending, even as interest rates and material costs have created periodic headwinds.

For TopBuild employees and customers, the companies pledged a smooth transition with no immediate changes expected to day-to-day operations. QXO plans to add one TopBuild nominee to its board upon closing.

The transaction values TopBuild at an enterprise value that underscores the strategic premium for scale in a consolidating industry. With QXO assuming the role of acquirer, the combined platform could pursue further bolt-on deals while realizing cost synergies from overlapping functions.

As trading continued Monday morning, TopBuild shares held most of their gains but traded with volatility typical of deal stocks. Some investors locked in profits near the $478 level while others bet on potential upside if the market fully prices in the $505 valuation or if QXO shares perform well.

QXO’s own stock reacted positively in premarket and early sessions, reflecting investor approval of the accretive nature of the deal and the expanded scale. The merger is structured as a two-step transaction, providing a clear path to completion once approvals are secured.

Looking ahead, both companies will focus on obtaining shareholder votes, regulatory clearances and preparation of a registration statement for the QXO shares to be issued. The expected Q3 2026 closing timeline gives time for integration planning while minimizing disruption to ongoing operations.

TopBuild’s transformation from a spin-off to a market leader highlights the value created through disciplined execution and opportunistic acquisitions. The pending sale to QXO caps a strong run for shareholders while positioning the business within a larger platform poised for continued growth in the North American building products market.

The announcement injects fresh momentum into an otherwise quiet start to the week for many construction-related stocks. With housing demand supported by demographic trends and commercial activity showing resilience, the combined QXO-TopBuild entity could emerge as a more formidable player capable of weathering cyclical fluctuations.

As details continue to emerge and the market digests the implications, TopBuild’s dramatic 16%+ jump on April 20 served as a vivid illustration of how transformative M&A can rapidly reshape shareholder value in the industrials sector. Investors will now monitor developments around approvals, any competing offers and the companies’ ability to articulate a compelling vision for the combined future.

Business

Sandwich chain Jersey Mike’s confidentially files for IPO

Published

33 minutes ago

20 April 2026

NewsAdmin

Sandwich chain Jersey Mike's confidentially files for IPO

A Jersey Mike’s restaurant in Walnut Creek, California, Nov. 21, 2024.

David Paul Morris | Bloomberg | Getty Images

Jersey Mike’s has confidentially filed for an initial public offering, the company said on Monday.

The announcement comes more than a year after Blackstone bought a majority stake in the sandwich chain in a deal that reportedly valued Jersey Mike’s at roughly $8 billion.

After the Blackstone deal closed, Jersey Mike’s tapped former Wingstop CEO Charlie Morrison to helm the company. Morrison led the chicken wing chain for a decade, ushering it through its own IPO and a period of historic growth.

Published

2 hours ago

20 April 2026

NewsAdmin

Eli Lilly launches program to boost employer coverage of obesity drugs

The Eli Lilly logo appears on the company’s office in San Diego, California, U.S., Nov. 21, 2025.

Mike Blake | Reuters

Eli Lilly will acquire biotech company Kelonia Therapeutics in a deal worth up to $7 billion, the company said Monday.

Lilly will pay $3.25 billion upfront, and the remaining payments are contingent upon clinical, regulatory and commercial milestones, it said. The transaction is expected to close in the second half of 2026.

Kelonia is developing technology to reprogram patients’ T-cells inside the body so those cells can attack cancer, called in vivo CAR-T. Current treatments require that work to be done outside the body, or ex vivo, a process that involves harvesting cells, engineering them in a lab and then reintroducing them. While logistically intensive, the procedure has been successful for blood cancers like multiple myeloma.

“It’s an intravenously delivered therapy, one time,” said Jacob Van Naarden, president of Lilly oncology and head of corporate business development. “It targets your body’s T-cells, transforms them into attacking the cancer in the body, and requires no preconditioning at all.”

Johnson and Johnson’s CAR-T treatment for multiple myeloma, Carvykti, accounted for $1.89 billion in sales last year. Gilead recently acquired partner Arcellx and its rival to J&J’s drug, called anito-cel, for $7.8 billion.

Lilly’s Van Naarden called Kelonia’s data “nothing short of remarkable.”

“We’re going to be a player in hematology,” he said. “It’s nice to have another medicine to go to those doctors with a medicine that can be used broadly, that isn’t relegated to academic medical centers who can do ex-vivo personalized cell therapy.”

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