Dwarf seahorse’s deadly secret weapon

It may be two inches long, lemon yellow, and the slowest-moving fish in the sea, but it’s also one of the deadliest predators the ocean has ever seen.

Genius materials on the ISS

With proper coaxing, molecules in microgravity can assemble themselves into forms with surprising properties. This new NASA ScienceCast video explores the possibilities

Fast, furious, refined: Smaller black holes can eat plenty

Gas from a companion star is thought to feed a stellar-mass black hole’s voracious appetite, in the galaxy M101.

Six amazing birds

Crows, falcons. gannets, hummingbirds, macaws .... and turkeys. Here's what makes these six birds so cool

Why scientists trained locusts to recognize odors

To learn more about how the brain can process multiple odors all at once, scientists trained locusts to respond to a specific smell.

Fiery drama of star birth and death in Large Magellanic Cloud

Places where hot new stars are born and die - and sculpt their surroundings into odd shapes - in the dwarf galaxy orbiting our own Milky Way.

Even if emissions stop, carbon dioxide could warm Earth for centuries

Even if carbon dioxide emissions came to a sudden halt, the carbon dioxide already in Earth's atmosphere could continue to warm our planet for hundreds of years, says a new study.

Google Earth reveals untold fish catches

Large fish traps in the Persian Gulf could be catching up to six times more fish than what’s being officially reported.

Three questions about Comet ISON

Get the facts about comet ISON. The manager of NASA's Near-Earth Object Program Office shares the low-down on the stellar object's holiday travel plans.

Mach 1000 shock wave lights supernova remnant

The appearance of this "new star" stunned those who thought the heavens were constant and unchanging. At its brightest, the supernova rivaled Venus before fading from sight a year later.