She got her start saving animals. Now she's set her sights on saving the ocean
September 20, 2019, 8:31 a.m. by Lindsey Reynolds
Mimi Ausland became an advocate for animals at just 11 years old. With her next project, she's tackling plastic waste in the ocean.
8 things you didn't know about the autumnal equinox
September 12, 2019, 2:48 p.m. by Melissa Breyer
If you've ever wondered what hamsters and the French Revolution have to do with the first day of fall, we've got the answers.
The most extreme bolts of lightning strike in winter
September 11, 2019, 8:27 a.m. by Mary Jo DiLonardo
These 'superbolts' are more common over water.
We're only now getting a hint of Dorian's impact (Photos)
September 9, 2019, 1:15 p.m. by Mary Jo DiLonardo
The powerful storm left behind flattened homes, flooding, toppled trees and a rising death toll.
For the first time in 360 years, some compasses will actually be right
September 2, 2019, 9:11 a.m. by Christian Cotroneo
But the real problem is Earth's wandering magnetic pole.
What happened to those delightfully cool summer nights?
August 29, 2019, 11:55 a.m. by Mary Jo DiLonardo
Looks like we can blame climate change for this too.
CO2 101: Why is carbon dioxide bad?
Bizarre autumn snowstorm blasts western U.S.
What's the difference between the Farmers' Almanac and the Old Farmer's Almanac?
Almanacs predict a lousy, no-good winter
These 8 sinking cities are most at risk of being swallowed by rising seas
Everything you need to know about clouds