Amur Leopard Population Triples--to 103
Thanks to protective efforts in Russia, these critically endangered big cats have renewed hope of avoiding extinction
Latest Stories
The Milky Way's Speediest Stars Could Solve a 50-Year-Old Mystery
Stars traveling more than 1,200 kilometers per second hint at a new mechanism behind cosmos-spanning stellar explosions
How Kilauea's Lava Invades Neighborhoods
Following underground routes, molten rock moves from crater pools to people’s yards
Global Tourism Has a Bigger Share of Carbon Emissions Than Thought
U.S. has biggest footprint, both from foreign visitors and Americans traveling abroad
Who Speaks Up in the Face of Uncivil Behavior?
Psychologists develop theory of who stands up, and who lets it pass
Freeman Dyson's Solution to the Problem of Evil
Dyson’s principle of maximum diversity says that without hardship and suffering, life would be too dull
Particle Physicists Turn to AI to Cope with CERN's Collision Deluge
Can a competition with cash rewards improve techniques for tracking the Large Hadron Collider’s messy particle trajectories?
9 Things That Matter about Psychoactive Drugs
If we focus only on the drug itself, we miss what really matters when it comes to how human beings respond
Does Parkinson's Begin in the Gut?
A growing body of evidence links the neurodegenerative disease to the gastrointestinal tract, opening new possibilities for treatment
Mars Lander Will Peer Inside the Red Planet
The InSight Mission will look at Mars's seismic activity and latent heat to find out more about how planets get made--and how humans might live there.
