Isaac Newton was born on January 4, 1643. His insights laid a foundation for our modern understanding of celestial motion, light and gravity.
HNY – Happy New Year! All 26 letters of the alphabet, spelled out in Earth’s features as seen from orbit.
New Year’s Day is a civil event. Its date isn’t precisely fixed by any natural seasonal marker.
Rare encounter with a giant squid. First one caught on camera was in 2012.
Earth’s night skies are lighter, thanks to towns, cities and industrial complexes. How that affects astronomy … as well as birds, insects and people.
NASA has called off the planned March 2016 launch of the InSight mission to Mars, following failure to repair a leaky instrument in the science payload.
Click here for a video visualization of events leading to one of the iconic photographs of the 20th century – Earth rising over the moon – as seen by Apollo 8 astronauts.
Warm up your holidays with this crackling science fireplace. It takes about an hour for the whole log to burn.
A wondrous star has grown to be a major symbol of Christmas around the world. But what was it, really?
Don’t miss the video of last night’s first-time-ever successful landing of Space X’s Falcon 9 rocket. Congrats to Elon Musk and the team at Space X!