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Do nano-sunscreens harm sea life?
Nano particles in sunscreens have been found to harm marine worms, crustaceans, algae, fish and mussels. A new study shows their negative effect on sea urchin embryos, too.
May 18, 2015
If you give an octopus a camera
... she's going to want to take a picture. An octopus at a New Zealand aquarium trains a camera on visiting tourists.
May 12, 2015
Faster-than-light travel: Are we there yet?
There's a cosmic speed limit that unfortunately means we won't be firing up warp drive anytime soon.
May 11, 2015
Atmospheric carbon dioxide hits record high
The global average concentration of the greenhouse gas surpassed 400 parts per million in March for the first time since record-keeping began.
May 6, 2015
Preserving nature in the Age of Humans
Scientists, philosophers, historians, journalists, agency administrators and activists grapple with what it means to 'save nature' in the Anthropocene.
May 4, 2015
Man sings “If I only had a brain” during MRI
While he sings, watch what's going on inside his head.
May 1, 2015
Who loves rainbows?
April showers brought these rainbows. Enjoy these awesome photos from our friends!
April 30, 2015
Celebrate Earth Day 2015 with NASA
Share pics and video of your favorite places on Earth to social media with hashtag #NoPlaceLikeHome.
April 21, 2015
What’s the real deal with shark attacks?
Sharks are incredibly unlikely to bite you. They’re even less likely to kill you. However, we remain fascinated with their ability – and occasional proclivity – to do just that.
April 21, 2015
What is the smell of rain?
The word for it is "petrichor." It’s the name of an oil that’s released from Earth into the air before rain begins to fall.
April 18, 2015
