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Video: Paddle boarders meet orcas
Imagine you're paddle-boarding, and an orca - killer whale - pops up on the ocean surface near you. Two amazing and beautiful videos, here.
May 21, 2015
Why your fingertips wrinkle when wet
If you place your fingertips in water for a few minutes, they begin to look wrinked. Why?
May 21, 2015
Oldest stone tools found in Kenya
The tools, whose makers may or may not have been some sort of human ancestor, date back to 3.3 million years ago.
May 20, 2015
This date in science: Dramatic space photos of Pavlof Volcano
As Pavlof Volcano poured out lava and ash, ISS astronauts managed to capture these seldom-seen oblique views of the volcano.
May 18, 2015
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
