A new study proposes tools to gauge when an ecosystem is “intact”—and what might happen if that changes
A noted pediatrician and advocate for immigrant children says the effects will last well beyond the separation
Blood relations may be the key factor for mole rats, meerkats and others. But how do humans fit in?
Responsibly harvested areas may serve as habitat corridors for the big cats
Herbicides are under evolutionary threat. Can modern agriculture find a new way to fight back?
Scientists have developed machine-learning that can teach itself to visualize a three-dimensional scene from unobserved angles
Competitors are racing to answer Elon Musk’s call to create a capsule that can carry commuters at the speed of sound. M.I.T. unveiled its entry on Friday
This new cell-sorting method could offer more options in the lab and clinic
The shift could change which prey animals hunt or make it harder to find food
A decade-long international effort to track a star’s death by black hole could lift the veil on galaxy formation in the early universe
Stanford scientist Johan Ugander explains his research on dissimilarities in social networks
Rapid-response therapies use the lethal bug’s own speed to crowd it out of the gut
The problem would likely plague every technological civilization throughout the universe, says astrophysicist Adam Frank
A technique called thrombectomy widens the time window in which stroke victims can be treated
New therapeutic approaches directed at the post-stroke immune response show promise in mice
A massive report paints a stark picture of a pervasive problem
From a'a to vog, a guide to the terminology used to describe the ongoing eruption of Kilauea
Security expert offers a scientific perspective on realistic options for the U.S.
The FCC’s decision to kill the 2015 Open Internet Order hands more control to large broadband providers, but internet users have other options for getting online
The Milky Way is strewn with sparkling, spinning microscopic diamonds, which might explain an unusual microwave glow