Earth
A natural ‘cathedral’ lurks deep under Antarctic ice
By drilling into this cavern, scientists have opened a window into the mysterious world of hidden lakes, their occupants — and rivers that run uphill.
Word of the Week
Math
Scientists Say: Möbius strip
Möbius strips may be easy to make, but they have some pretty mind-bending properties.
Analyze This!
Plants
Analyze This: Plants sound off when they’re in trouble
When dry or cut, tomato and tobacco plants make sounds too high for humans to hear. Such sounds could provide a way to snoop on crops.
Technically Fiction
Health & Medicine
Humans might be able to hibernate during space travel
Scientists are studying how animals hibernate and developing new technologies to help humans sleep through space travel.
What's Hot
All About AI
Watch This
Magnetic fields melt and re-form new shape-shifting devices
Miniature machines made of gallium and magnetic particles can switch from solid to liquid and back.
