Articles by

Tina Hesman Saey

‘Project Hail Mary’ made us wonder how to survive a trip to interstellar space

I have long puzzled over something in Andy Weir’s 2021 book Project Hail Mary: Why did...

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...

Artificial lungs kept a man alive until he could get a transplant

Surgeons removed a man’s irreparably damaged lungs and kept him alive for 48 hours with artificial...

AI tool AlphaGenome predicts how one typo can change a genetic story

A new deep-learning AI model may help scientists better decipher the plot of the genetic instruction book...

What the new nutrition guidelines get wrong about fat

When new dietary guidelines for Americans came out in early January, I couldn’t help but notice “healthy...

New dietary guidelines flip the food pyramid

American dietary guidelines have gotten an overhaul. The Department of Health and Human Services and the Department...

He made beer that’s also a vaccine. Now controversy is brewing

Chris Buck stands barefoot in his kitchen holding a glass bottle of unfiltered Lithuanian farmhouse ale. He...

Funding chaos may unravel decades of biomedical research

Megan Murray has been in limbo. The Harvard University epidemiologist and infectious diseases doctor has grants from...