The epidemics of the early 21st century revealed a world unprepared, even as the risks continue to multiply. Much worse is coming.
By listening to signals exchanged by the bacteria they target, they can bide their time until they have enough fresh targets to infect.
The 2018 spike in acute flaccid myelitis has peaked, but the quest to understand this debilitating illness continues.
Two new studies show how certain animals can adapt to the din of human activity in surprising ways.
The alleged creation of the world's first gene-edited infants was full of technical errors and ethical blunders. Here are the 15 most damning details.
It feeds its young a white, nutritious fluid secreted from its underside.
Artifacts found in Algeria complicate the story of early-human evolution.
A researcher’s claim that two CRISPR-edited baby girls have been born has been met with widespread condemnation from scientists and ethicists alike.
The massive plugs contain spikes and dips of stress hormones that perfectly match the history of modern whaling.
Another big project has found that only half of studies can be repeated. And this time, the usual explanations fall flat.
Their huge mounds cover an area the size of Britain, and are visible from space.
Scientists have pinpointed a molecule that accelerates the evolution of drug-resistant microbes. Now they’re trying to find a way to block it.
Contrary to popular belief, they weren’t exceptionally prone to head injuries, and certainly no more so than early humans.
Two genetic studies show how the first Native Americans spread through their new continent with incredible speed.
What appears to be a life-affirming triumph is really a cautionary tale about drones and wildlife.
A changing climate could have driven the evolution of bizarre species with snouts five times longer than the rest of their skulls.
The findings of a major new report have been widely mischaracterized—although the actual news is still grim.
Reader beware: These techniques may work only if you're a cockroach.
Ain’t no mountain high enough to escape climate change.
Ruth Gates dedicated her life to saving the world’s reefs and training the next generation of reef scientists.
A common virus seems to be behind a puzzling condition that’s paralyzing children, but uncertainties remain.