Debris is a growing threat to orbital infrastructure, and it's only going to get worse as the number of launches increases
Can hantavirus spread through the air? What we do and don’t know
The Andes type of the hantavirus is spread by “close contact,” but it’s unclear how much of that transmission occurs by inhaling airborne droplets or other means
Americans are increasingly open to using psychedelics for medical reasons
A survey found that more than 60 percent of respondents “strongly support” making psychedelics easier to study, reflecting a growing consensus that some could have therapeutic use
59,000-year-old Neanderthal tooth may be oldest evidence of dentistry
Archaeologists analyzed a Neanderthal molar that seems like it was intentionally drilled, but some experts are skeptical
Radar picks up on bird migration. But how do we tell birds and storms apart?
Flock shape, speed and structure are key in deciphering whether radar readouts are birds, bats, insects or weather
Are attention spans really shrinking? What the science says
Digital distractions can undermine our focus, but research suggests that our inherent capacity to pay attention hasn’t diminished
Baby ‘cosmic fossil’ galaxy brings JWST closer to glimpsing the universe’s first stars
Seen just 800 million years after the big bang, an object called LAP1-B is a galactic building block that seems to hold some of the first stars to ever shine
Tiny robot drones learn to navigate the world like honeybees
Mapping their starting point like bees do helps autonomous drones find their way
WHO: The world is falling short of and even reversing its health targets
Malaria incidence is increasing, progress on maternal mortality is stalling, and some childhood vaccine rates are plateauing or have dipped below the threshold for herd immunity
Why hantavirus takes so long to show symptoms and what that means for containment
People exposed to the Andes strain of the hantavirus may not develop symptoms for up to 42 days, a delay that makes tracing infections more difficult