Earth
Researchers Use Ancient Literature to Track 3,000 Years of Auroras
Auroral activity on Earth varies over time. As the magnetic poles drift, auroras can appear at different latitudes around the…
You Can Blow Up an Asteroid Just a few Months Before it Hits Earth and Prevent 99% of the Damage
So far, the battle between life on Earth and asteroids has been completely one-sided. But not for long. Soon, we'll…
The Early Solar System was Messier and More Violent Than Previously Believed
Our conventional models of planet formation may have to be updated, according to a pair of new papers. Accretion is…
The Moon was Pummeled Even Harder by Asteroids Than it Looks
The Moon's pitted surface tells a tale of repeated impacts over a long period of time. While Earth's active geology…
A New Way to Search for Exomoons
We'd love to find another planet like Earth. Not exactly like Earth; that's kind of ridiculous and probably a little…
Juno Captured This Image of Earth on its Way Out to Jupiter Back in 2013
Since the Juno spacecraft has been in orbit around Jupiter for nearly five years -- since July 4, 2016 --…
Did Asteroid Impacts Provide Both the Heat and Raw Ingredients to Enable Life?
This is our Great Question: How did life begin on Earth? Anyone who says they have the answer is telling…
This is Currently the World’s Largest Iceberg
A gigantic chunk of ice recently broke off from an ice shelf in Antarctica, and is currently the world’s largest…
The Galápagos Islands From Space
The Galápagos Islands hold an honored place in science history. I often wonder, if Charles Darwin could have seen this…
Did a Comet Wipe out the Dinosaurs?
About 66 million years ago a massive chunk of rock slammed into Earth in what is the modern-day Yucatan Peninsula.…