
Programming tissue-sensing T cells that deliver therapies to the brain
‘Brutal’ math test raises the bar for AI
Model-stumping benchmark shows human experts remain on top—for now
Beneath Antarctica’s ice, a fiery future may await
Researchers probe volcanoes’ response to a changing world
War-torn Ukraine is breeding drug-resistant bacterial strains
Urgent action underway to bolster treatments and prevent dangerous microbes from spilling across borders