Cascadia Expeditions' Brett Gallagher and civil engineer Tyler Deboodt photographed in the entrance to Snow Dragon minutes before sunset in July 2013. Says McGregor, he wouldn't be surprised if the cave was destroyed by 2016. Once skylights form, air flows through the cave at an accelerated rate, which weakens the caves' structure and causes them to collapse.

Explorer Brent McGregor shares stunning photographs of glacier caves discovered within the Sandy Glacier on Oregon’s Mount Hood.

Featured_ghost_heart

Here’s a treat for Valentine’s Day: Take a close-up look at a decellularized “ghost heart.”

Let's kickstart science in America | ideas.ted.com

Science funding is broken. To fix it, we need to empower a new class of makers, citizen scientists and explorers

If English teacher (and citizen scientist) Hanny van Arkel can discover a rare astronomical object in her spare time, maybe you can too.

Would you like to learn more about every single element on the periodic table? We’ve got you covered

Where do a zebra’s stripes, a leopard’s spots and our fingers come from? The key was found years ago — by the man who cracked the Enigma code.