Were humans living in a Mexican cave during the last ice age?
Startlingly early dates for stone tools could upend ideas about peopling of the Americas
Startlingly early dates for stone tools could upend ideas about peopling of the Americas
The health risks of social isolation and loneliness are inspiring government action and a hunt for effective interventions
“Microsleep” may help nesting birds rest and watch over eggs in a noisy, chaotic environment
Twelve-hundred-year-old burnt remains in Guatemala reflect political turmoil that led to the eventual collapse of empire
Tiny crystals grown within molten metals at atmospheric pressure
Scientists test bighorn sheep, bears, moose, rats, and dozens of other species to track how SARS-CoV-2 moves between humans and wildlife
Runners-up in Science’s annual competition include dances of streambank erosion and moth mating
Newly identified microbe disables the viruses before they can infect the insects, potentially reducing disease transmission in people
Daniel Kastner and colleagues have identified more than a dozen genes causing autoinflammatory diseases and helped find treatments for the conditions
Climate snapshots suggest carbon dioxide levels were surprisingly modest during ancient warm period
Skyrocketing visa costs and new restrictions make it harder to attract talent and students, threatening universities’ bottom lines