The Sun Emits a Plasma Arc So Big You Could Fit 25 Earths Beneath It

The sun is big. Really, really big. It's so big, every feature on it is mind-boggling huge. Last week it spun out a massive prominence arcing out into space so ginormous that a mischievous fireproof Titan could've used it as a hoop to dunk the Earth in a game of cosmic basketball. » 7/22/14 3:00pm Yesterday 3:00pm

Celebrating Jean-Félix Picard's Birthday With Geodetic Trivia

If you find having a favourite map projection a delightfully geeky quirk, you're going to want to raise a toast in honour of Jean-Félix Picard. Geodetics and cartography owe a debt of gratitude to the 17th century scientist who made the first accurate measurement of the Earth's size. » 7/21/14 10:45pm Monday 10:45pm

Bring Forth the Space-Cake!

We can't always be all serious and nostalgic. It's time to bust out a gif party of space-cakes. While we're really hoping for some good moons, landings, and other astronomy themes, we won't snub a sweet taste of planetary science, geoscience or scifi-inspired baking. » 7/20/14 12:45pm Sunday 12:45pm

The Oh-So-Human Stories of This Moment in History

Forty-five years ago today, humans first stepped foot on the moon. You've been entrusting me with your memories all week, reliving the excitement or laughing at your childhood indifference. Read what we've collected, and share your story of the Apollo 11 lunar landing. » 7/20/14 8:00am Sunday 8:00am

It makes me so happy every time I add a, "And DO read the comments!" tag on when advertising articles. When I do, it's because not only is the discussion pleasant, but it's actually enriching the article by bringing in different perspectives or experiences, expanding on ideas by asking curious questions, or delighting… » 7/18/14 3:44pm Friday 3:44pm

Next Generation Telescopes Take Us Closer to Finding Alien Life

Every day we find more exoplanets. With bigger and better telescopes on the horizon, we'll have far more observations of these planets than ever before — and NASA scientists are optimistic we'll discover alien life within decades. » 7/16/14 5:45pm 7/16/14 5:45pm

The Apollo 11 Launch Wasn't Just Historic, It was Beautiful

Today is the 45th anniversary of the Apollo 11 launch for the moon. On this day in 1969, Neil A. Armstrong, Michael Collins and Edwin E. Aldrin, Jr. were propelled by a Saturn V rocket into orbit. Their liftoff was not just historic; it was photogenic. » 7/16/14 2:15pm 7/16/14 2:15pm

Just Another Gorgeous and Sucessful Rocket Launch

SpaceX had another successful launch today, delivering a commercial payload into orbit. At this point, it's starting to feel like a forgone conclusion — of course the launch was successful, what are you fussing about?! — marking yet another way that living in the future is awesome. » 7/14/14 9:15pm 7/14/14 9:15pm