A new study suggests that Europe's ancient megaliths, including Stonehenge, might have stemmed from a single hunter-gatherer culture in what's now northwestern France.
Some fun multimedia from NASA, including (free) Exoplanet Travel Bureau posters, cool 360-degree visualizations, and a journey into the life and death of planetary system.
This 3rd episode of an ongoing stargazing video series - called Chasing Darkness - is from Yellowknife, Canada. It features the magnificent northern lights.
An atmospheric scientist explains why water can do some strange-looking things at very cold temperatures, and what's different about snowfalls on Mars.
Everyone loves a good meteor shower, but what about an artificial one? A Japanese company plans to create one and has just launched hundreds of pellets to space. They'll ultimately rain down again in colorful displays.
Here's the 2nd video in the Chasing Darkness series, a stargazing destination guide. This episode: Skies over Oregon's Cascade Mountains and Alvord Desert.