Berkshire Hathaway buys more Occidental Petroleum shares

October 03, 2025 Reported by AI

Warren Buffett's Berkshire Hathaway has made its largest stock purchase in years by acquiring additional shares in Occidental Petroleum. The investment increases Berkshire's stake in the energy company to nearly 30%. This move comes as Buffett, now 94, continues to build his position in the oil producer.

Scalise leads GOP effort to block Colorado climate lawsuits

House Majority Leader Steve Scalise and 102 Republican lawmakers have filed an amicus brief with the Supreme Court, urging it to halt climate lawsuits against Exxon and Suncor Energy from Boulder, Colorado. The Republicans argue that such cases represent a federal matter involving global emissions, not state jurisdiction. The move comes after the Colorado Supreme Court allowed the suits to proceed in May.

Researchers develop electricity-generating device from air humidity

Scientists at the University of Massachusetts Amherst have created a small device that produces electricity by drawing on moisture in the air. This innovation, known as the Air-gen, operates continuously without sunlight or wind. The breakthrough could pave the way for sustainable power sources in various environments.

Power plant in Karlskrona hit by cyberattack

October 04, 2025 Reported by AI

A combined heat and power plant in Karlskrona, known as Mältan, suffered a cyberattack that disrupted operations overnight. Police are investigating the incident as a suspected IT crime. The plant supplies district heating and electricity to the area.

Illinois utility tests bidirectional charging with electric school buses

ComEd, an Illinois utility, has launched a pilot program using electric school buses for bidirectional charging to stabilize the power grid. The initiative allows buses to return energy to the grid during peak demand periods. This marks an innovative step in integrating electric vehicles into grid infrastructure.

Scientists develop sunlight-driven method for carbon capture

Researchers have unveiled a novel technology that uses sunlight to convert carbon dioxide into valuable chemicals, offering a potential breakthrough in climate mitigation. The method, detailed in a recent study, achieves high efficiency without external energy inputs. This innovation could transform industrial emissions into useful products.

Experts address climate impacts of generative AI

The surge in generative AI is intensifying energy demands and carbon emissions, prompting calls for sustainable solutions. Industry leaders and researchers highlight the need for efficient technologies and renewable energy to counter these effects. Responses focus on optimizing AI development to align with climate goals.

Scientists develop new catalyst for efficient hydrogen production

Researchers have created a novel catalyst that enhances hydrogen production from water electrolysis. This advancement promises more sustainable and cost-effective green hydrogen generation. The study was published on October 3, 2025.

Berkshire Hathaway reportedly eyes petrochemical investment

October 01, 2025 Reported by AI

Warren Buffett's Berkshire Hathaway is considering a major deal in the petrochemical sector, potentially its largest acquisition in three years. Reports indicate the investment aligns with the company's history of value bets in industrials. Details remain unconfirmed by the firm.

New material boosts battery energy density by 50 percent

Scientists at the University of California have unveiled a groundbreaking material that enhances lithium-ion battery performance. The innovation promises to extend the range of electric vehicles and portable devices significantly. Details were published in the journal Nature on September 30, 2025.