Sci-Tech

April 12, 2025 9:27 AM

Webb telescope documents alien planet’s death plunge into a star

In May 2020, astronomers for the first time observed a planet getting swallowed by its host star. Based on the data at the time, they believed the planet met its doom as the star puffed up late in its lifespan, becoming what is called a red giant. New observations by the James Webb Space Telescope ...

April 11, 2025 10:43 AM

Jawbone from Taiwan shows geographic reach of enigmatic archaic humans

Molecular analysis has determined that a jawbone recovered off Taiwan's coast came from a Denisovan, showing that this enigmatic lineage of archaic humans once inhabited a vast expanse in eastern Eurasia in environments ranging from cold and arid to warm and humid. Scientists were unable to extract...

April 10, 2025 12:41 PM

OpenAI countersues Elon Musk, claims harassment

OpenAI countersued Elon Musk on Wednesday, citing a pattern of harassment by Musk and asking a federal judge to stop Musk from any "further unlawful and unfair action" against OpenAI in a court case over the future structure of the firm that helped launch the AI revolution. Musk and OpenAI CEO Sam ...

April 9, 2025 4:59 PM

AI can have medical care biases too, a study reveals

Artificial intelligence models may recommend different treatments for the same medical condition based solely on a patient’s socioeconomic and demographic characteristics, researchers warn. The researchers invented nearly three dozen different patients and asked nine healthcare large language AI ...

April 9, 2025 12:05 PM

US company resurrects the extinct dire wolf, or some version of it

The dire wolf was one of the most formidable predators in the Americas during the last Ice Age, possessing a body more stout and a skull more robust than those of modern wolves. The species went extinct along with many others as the Ice Age ended. Roughly 13,000 years later, a U.S. company has take...

April 8, 2025 12:48 PM

Astronomers spot two white dwarfs doomed to die in a quadruple detonation

Astronomers have spotted two hefty white dwarf stars - highly compact stellar embers - orbiting close together that appear destined to die in an extraordinarily violent quadruple detonation. The two stars, gravitationally bound to each other in what is called a binary system, are located in our Mil...

April 5, 2025 11:00 AM

SpaceX, ULA, Blue Origin clinch $13.5 billion-dollar Pentagon launch contracts

Elon Musk's SpaceX, United Launch Alliance and Jeff Bezos' Blue Origin on Friday won U.S. Space Force rocket launch contracts worth a combined $13.5 billion through 2029 to send some of the Pentagon's most sensitive and complex satellites into space. The Space Force's flagship National Security Spa...

April 4, 2025 3:25 PM

Amitabh Kant urges Indian startups to build homegrown AI 

India’s G20 Sherpa, Amitabh Kant, said on Friday that the country must focus on developing its own advanced technologies, including artificial intelligence (AI), to avoid dependence on other nations for technological progress.   Addressing the second editon of the Startup Mahakumbh' event in Ne...

April 2, 2025 12:04 PM

Ghibli effect: ChatGPT usage hits record after rollout of viral feature

The frenzy to create Ghibli-style AI art using ChatGPT's image-generation tool led to a record surge in users for OpenAI's chatbot last week, straining its servers and temporarily limiting the feature's usage. The viral trend saw users from across the globe flood social media with images based on t...