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Nvidia has authorized an additional $150 billion for its stock buyback program, which the New York Times describes as the largest ever undertaken. The move signals continued confidence from the chipmaker at the center of the AI boom and returns cash to shareholders on a historic scale. Markets and business commentators are weighing what the unprecedented size means for the company's outlook.

Classified budget estimates indicate the National Security Agency is paying billions of dollars to test artificial intelligence models, according to a new report. The spending suggests US intelligence agencies are moving aggressively to evaluate advanced AI systems, raising questions among readers about surveillance uses, oversight of classified AI programs, and how government testing compares with private industry efforts.

Samsung has committed $1.0 billion to an AI infrastructure company backed by KKR and Nvidia, according to the Wall Street Journal. The investment signals Samsung's push to deepen its role in the AI buildout, aligning itself with major players financing data centers and computing capacity. The move adds to a wave of large corporate investments flowing into AI infrastructure as demand for computing power surges.

Researchers have found that ordinary cleaning sponges shed trillions of microplastic fibers during use, sending the tiny particles into wastewater and the environment. The finding adds everyday household cleaning to the growing list of routine activities contributing to microplastic pollution, prompting discussion about safer alternatives and how much plastic people unknowingly release in their homes.

Washington State introduced a tax on its wealthiest residents, and wealthy taxpayers are now pressing for its repeal. The debate touches on whether high taxes on millionaires drive them to move to lower-tax states, and it has drawn national attention as other states weigh similar levies on the rich. Critics call the tax punitive; supporters argue it funds essential services fairly.

Forbes reports that Indian billionaires are investing heavily in cricket, putting large sums into the sport's teams and leagues. The story examines what is driving wealthy industrialists to commit capital to cricket franchises and related ventures, a trend that reflects the sport's growing commercial power and its appeal as both a business asset and a prestige purchase among India's richest families.

The Detroit Pistons have removed a weight clause from their $200 million contract offer to young center Jalen Duren, according to The Athletic. The clause had reportedly tied portions of the deal to Duren maintaining a specified weight. The change signals a softened stance from the franchise as negotiations continue over the restricted free agent's future in Detroit.

The US Treasury has launched a new student loan support center, following fresh data showing that 9.3 million federal student loan borrowers are now in default. The move aims to give borrowers a single point of help for repayment options and resolving delinquency, as the number of Americans behind on their loans reaches some of its highest levels on record.

President Trump has reportedly told congressional leaders he is canceling billions of dollars in previously approved federal funding. The move would affect programs Congress already authorized, raising immediate questions over executive authority and the power of the purse. Late-night coverage and political commentators seized on the report, with critics calling it an overreach and supporters framing it as cutting waste.

The UK government says half a million trees will be planted in England over the next three years. Environment Secretary Angela Eagle is set to announce the pledge, presenting it as part of efforts to protect communities against extreme weather such as flooding. The commitment adds to ongoing debate about whether England is planting enough trees to meet its climate and nature targets.

Tesla has arranged $30 billion in credit facilities as the company's capital expenditure roughly doubles, reflecting heavy investment in factories, AI infrastructure and new vehicle programs. The move gives the automaker a large financial cushion during an expensive expansion phase, and observers are weighing what the doubled spending signals about Tesla's growth plans and balance sheet strategy.

The artificial intelligence and cryptocurrency industries are spending hundreds of millions of dollars on advertising campaigns across the United States. The money aims to shape American public opinion on the two technologies and to elect allies to Congress and key state offices ahead of the midterm elections. The effort reflects how deeply both sectors now invest in politics as regulation of AI and digital assets becomes a live issue in Washington.

Research highlighted by AAS Nova suggests the Solar System's expected lifetime is roughly a billion times shorter than previously assumed. The claim has drawn attention for upending common assumptions about how long planetary systems remain stable, prompting discussion among astronomers and space enthusiasts about what the revised estimate means for Earth's long-term future.

A jersey worn by Michael Jordan during the 1998 NBA Finals has sold at auction for $12.26 million, setting a new record for any piece of sports memorabilia. The sale highlights the booming market for historic game-worn items from basketball's biggest stars, with collectors paying unprecedented sums for artifacts tied to Jordan's championship era with the Chicago Bulls.

Researchers are using artificial intelligence to reconstruct how cells evolved over roughly 700 million years of history. The work, covered by BioTechniques, suggests AI tools can help biologists piece together ancient evolutionary steps that traditional methods struggled to resolve, offering new insight into the origins of complex cellular life. Details of the methods and findings are still limited in early coverage.

Amazon has passed the milestone of one million robots working in its warehouses worldwide. The machines move entire shelves of products, carry heavy loads, pick up objects, and some can detect when an item needs handling. The news is drawing attention to the scale of automation in Amazon's logistics network and renewed debate about the role of robots in replacing human warehouse workers.

California has $13.5 million in funding available for nutrition incentive programs, according to the Ag Information Network of the West. Such programs typically help low-income shoppers buy more fruits and vegetables at farmers markets and grocery stores by matching their benefits. The announcement matters to growers, food access advocates and families relying on nutrition assistance across the state.

The United States has released the last 40 million barrels from its Strategic Petroleum Reserve, exhausting the emergency oil stockpile built up over decades. The drawdown, begun after price spikes and supply disruptions, leaves the reserve at its lowest level and raises questions about how quickly the government can refill it and what it means for future energy security.

Synopsys and Amazon Web Services have signed a chip design licensing agreement valued at more than $1 billion. Under the multi-year deal, AWS gains broad access to Synopsys semiconductor design tools and technology, deepening the cloud provider's push into custom silicon for its data centers. The announcement is drawing attention across the semiconductor and cloud computing industries.

India's central bank, the Reserve Bank of India, is expected to see its foreign exchange forward book shrink after it touched $200 billion. Reuters reported the projection, drawing attention to the scale of the RBI's currency market intervention and what a smaller forward position would signal about liquidity management and rupee stability going forward.

Apple is projected to sell around 6 million units of a handset referred to as the iPhone Duo this year, according to a forecast cited by Investor's Business Daily. The prediction suggests a cautious launch outlook for the device. Further details on the projection, its source and the product's specifications were not provided.

Japanese car rental company Times Car Rental has disclosed that a data breach affected 6.6 million customer accounts. Details about what information was exposed and how the breach occurred have not yet been fully outlined, and the company is expected to release further findings as its investigation continues.

Erie County is set to receive more than $3 million in federal emergency funds to help cover costs from the 2022 winter storm. The money from FEMA will aid recovery efforts tied to the severe blizzard that hit western New York. Local officials say the funding will reimburse expenses from the storm response.