Scientists suggest it could take decades to achieve superintelligent AI, and doing so still depends on hypothetical breakthroughs. So why do some suggest we're already there?

New research suggests some of Brazil's most important aquifers, located beneath major agricultural regions, aren't being replenished. What does this mean for the country's water supply and food exports?

No, AI hasn't cracked the encryption protecting your bank account. But experts say Anthropic's latest research could change how tomorrow's cryptography is tested.

Research shows a fifth of the world's reservoirs are currently at high risk of filling with sediment, creating a "ticking time bomb" that threatens lives and livelihoods.

A revived hypothesis argues that a fungus-filled world after the Chicxulub asteroid impact may have given mammals an evolutionary edge. The idea could reshape how scientists think about mass extinctions, but it is still controversial.

While much funding for dementia research goes toward treatments, some scientists want to reduce people's risk of developing the condition in the first place.

The U.S. Department of Defense plans to conduct regular testosterone screening of service members, but this practice is not recommended by professional medical organizations.

Experts say the models didn't "go rogue" when they escaped a controlled cybersecurity test and hacked Hugging Face. Instead, they were pursuing the goal humans had given them in ways nobody anticipated.

The findings in several foundational brain imaging studies don't hold up in follow-up research.