Science

Your cat doesn't really want to kill you
Reports about how your cat "may want to kill you" have been circulating, but anthropologist Barbara J. King explains the misunderstanding behind the claims.
How we leave the atmosphere: Your weekend reading list
This week: The race to carry astronauts into space by 2017, the missile test of the USS Kentucky, and the stumbles of rocket science.
Astronomers spot most distant object so far in solar system
A random search has turned up a dwarf planet orbiting roughly 10 billion miles away. The far-off world is tiny, and probably very, very cold.
Grooves on Mars' moon are signs that it's slowly shattering, NASA says
Spinning in orbit just 3,700 miles above the Mars' surface, the planet's largest moon, Phobos, seems to be undergoing a "structural failure."
Earth selfie: A tropical storm forms
Each week, we bring you an Earth selfie, straight from deep space, courtesy of NASA.
As kids go online, new tools for parents to spy
As kids get online earlier and stay there longer, a new crop of technology is evolving to limit what they can see -- and to spy on their every move.
Researchers reveal how climate change killed Mars
Mars used to be much warmer and wetter than it is today. Scientists are unraveling the mystery of why it dried out.
Physicists probe antimatter for clues to how it all began
Physicists don't know why there's more matter than anitmatter in our universe. New research smashed together atoms of pure gold to look for clues.
Earth selfie: Cyclone Chapala
Each week, we bring you an Earth selfie, straight from deep space, courtesy of NASA.