Greenland’s surface thawed by 97% in July 2012

Prior to this 97% melting in Greenland, the most extensive melting seen by satellites in the past three decades was about 55%.

NASA and university researchers on how life turned left

NASA researchers analyzing meteorite fragments in Canada have developed an explanation for a strong preference of left-handed over right-handed amino acids in meteorites.

Two solar system puzzles solved

Comets and asteroids preserve the building blocks of our solar system and should help explain its origin. But there are unsolved puzzles.

Dust storms recently in Arizona

Recent dust storms - aka haboobs - in Arizona. Check out these wild videos and amazing images of these storms!

Neil Sims: Growing more seafood for more people

An unanchored fish pen tethered to a drifting boat that allows sashimi-grade Kampachi to be farmed in their natural environment miles offshore of Hawaii.

Vivid memories feel so real, but why?

New evidence suggests that experience and mental replay - or vivid memories - share similar brain activation patterns.

New recruits in the fight against disease

Scientists have discovered the structure and operating procedures of a powerful anti-bacterial killing machine that could become an alternative to antibiotics.

Mark Changizi on how language and music got into our brains

It might seem natural to think our brains evolved to process language and music. But could it be that music and language evolved to fit the human brain?

Antioxidants may be potent Parkinson’s treatment

A new and powerful class of antioxidants could one day be a potent treatment for Parkinson’s disease, researchers report.

Massive black holes found at center of the Milky Way

A research team has discovered masses thought to be "seeds" that form and grow massive black holes at the center of the Milky Way Galaxy.