Harnessing the sun’s energy during the day for use at night

"It's not practical to talk about powering a planet with energy stored in batteries. It's more reasonable to store energy in the chemical bonds of molecules." - Tom Meyer

Seeking safe havens for biodiversity, as climate changes

Australian researchers say their new technique will help them find sites where populations of organisms can potentially survive, as rainfall continues to decline.

Starting fire with water

Astronauts on the ISS are experimenting with "supercritical water," a form of water with a strange property: it can help start fire.

These stars are so fast they can escape the Milky Way

These sun-like stars that are moving at speeds of more than a million miles per hour relative to our galaxy - fast enough to escape its gravitational grasp.

Waves in the atmosphere of Venus

Using the Venus Express spacecraft, scientists have identified four types of waves in the atmosphere of Venus: long, medium, short and irregular.

Super-Earths likely to have oceans and continents

Massive exoplanets might be more like Earth than has been thought.

Giant underwater waves show their power

A study reveals the origins of hidden underwater waves that can tower hundreds of feet.

NASA rover’s tracks on Mars

Enhanced color image showing where Curiosity rover zigzagged to avoid obstacles as it made its way across the primeval red desert sands of Mars.

View from space: Steam-fog over North America’s Great Lakes

On January 6, cold air passing over the warm waters of Lake Michigan created a phenomenon known as steam-fog. Here's a NASA satellite image.

Get ready for a crash at the Milky Way’s core

A mysterious gas cloud with three times Earth's mass is spiraling toward the supermassive black hole at the core of our Milky Way galaxy. Expect to hear about the encounter in the coming months.