Andromeda and the Milky Way merge. NASA; ESA; Z. Levay and R. van der Marel, STScI; T. Hallas; and A. Mellinger Share Curious Kids is a series for children of all ages. If you have a question you’d ...

Readers went all-in on biotech this year. Gene editing brought the broad treatment of genetic disease into view; cancer-fighting T cells took on tumors; and scientists found a way to 3D print tissues ...

When brain organoids were introduced roughly a decade ago, they were a scientific curiosity. The pea-sized blobs of brain tissue grown from stem cells mimicked parts of the human brain, giving ...

The treatment reprograms T cells to hunt down a patient's cancer. The approach could speed treatment and cut costs, but needs more study. With just a single injection, a new treatment transforms ...

The technology is still in its infancy. But its trajectory suggests that ethical conversations may become pressing far sooner than expected. These “biocomputers” are still in their early days. They ...

GPT-4, Claude, and Llama sought out popular peers, connected with others via existing friends, and gravitated towards those similar to them. As AI wheedles its way into our lives, how it behaves ...

‘Tis the season for overindulgence. But for people with allergies, holiday feasting can be strewn with landmines. Over three million people worldwide tiptoe around a food allergy. Even more experience ...

"What makes this conversation remarkable is how concrete everything sounds. Hodak isn’t hand-waving about 'someday.' He’s got timelines, patient numbers, and regulatory pathways. 'By 2035, [biohybrid ...

OpenAI chief executive Sam Altman—perhaps the most prominent face of the artificial intelligence boom that accelerated with the launch of ChatGPT in 2022—loves scaling laws. These widely admired rules ...