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A mouth built for efficiency may have helped the earliest bird fly

About 150 million years ago, in a coastal lagoon in what is now southern Germany, the oldest...

Home HPV tests won’t replace the ob-gyn

These days, many people can skip the dreaded Pap smear in favor of a far less invasive...

Some dog breeds carry a higher risk of breathing problems

Many people find their flattened faces cute, but among dogs bred with a squished visage, 11 percent...

Regeneration of fins and limbs relies on a shared cellular playbook

In the 2012 movie The Amazing Spider-Man, a key character regrows his missing arm by imbibing reptilian...

How tracking golden eagles in Nevada revealed a desert ‘death vortex’

Golden eagles in Nevada are dying at an alarming rate, and no one can pinpoint the cause....

Big Tech Says Generative AI Will Save the Planet. It Doesn’t Offer Much Proof

A few years ago, Ketan Joshi read a statistic about artificial intelligence and climate change that caught...

Have we entered a new age of AI-enabled scientific discovery?

Citations S. Bubeck et al. Early science acceleration experiments with GPT-5. arXiv. Submitted November 20, 2025. doi:...

Physicists dream up ‘spacetime quasicrystals’ that could underpin the universe

Senior physics writer Emily Conover has a Ph.D. in physics from the University of Chicago. She...

Some snakes lack the ‘hunger hormone.’ Experts are hungry to know why

Snakes would do great on Survivor. These animals can last weeks — even months — without food....

The Story of Stories traces the arc of storytelling across human history

The Story of StoriesKevin AshtonHarper, $32 Back in 1944, two psychologists performed a somewhat mundane experiment. The...

Real-world medical questions stump AI chatbots

AI chatbots may seem medical–book smart but their grades falter when interacting with real people. In the...

AI Digital Twins Are Helping People Manage Diabetes and Obesity

Rodney Buckley has lost 100 pounds in less than a year, not by using a GLP-1 drug...
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