Latest about earth
Blood moon 2025: How to see the moon turn red over North America during March's total lunar eclipse
Here's everything you need to know about how to see the first "blood moon" total lunar eclipse since 2022, and the only one visible from North America this year, when it rises in March.
Sun quiz: How well do you know our home star?
Test your knowledge on the giant ball of burning gas at the heart of the solar system.
Milky Way quiz: How well do you know our home galaxy?
Test your knowledge of the Milky Way's size, speed, age, galactic neighbors and more.
Potentially deadly 'chirping waves' detected in baffling location near Earth, and scientists are stumped
Chorus waves are mysterious, chirping signals produced by spiraling plasma inside our planet's magnetic field. But a new detection suggests scientists may understand less about them than first thought.
What's inside Earth quiz: Test your knowledge of our planet's hidden layers
Quiz How's your knowledge of Earth's geology? Flat, round or global?
Scientists discover 'sunken worlds' hidden deep within Earth's mantle that shouldn't be there
A new way of measuring structures deep inside Earth has highlighted numerous previously unknown blobs within our planet's mantle. These anomalies are surprisingly similar to sunken chunks of Earth's crust but appear in seemingly impossible places.
James Webb telescope spots more than 100 new asteroids between Jupiter and Mars — and some are heading toward Earth
Astronomers analyzing archival images from JWST have discovered an unexpectedly vast population of the smallest asteroids ever seen in the asteroid belt between Mars and Jupiter.
Why does Earth look flat if it's really round?
It's all about perspective: The higher you go, the more you can see the curve.
