Bird migration forecasts get a boost from AI

Researchers use machine learning to track bird migration. Through BirdCast, scientists can inform citizens of when to turn their lights out to protect birds.

Severe weather pummels U.S. Midwest and South, 21 dead

Severe weather and tornadoes pummeled the central United States, and into the South, on Friday, March 31, 2023. Images and video here.

Tornadoes hard to forecast, but predictions improving

Meteorologists are making improvements in forecasting tornadoes. New tools, such as drones and computer modeling, are aiding improvements.

How wildlife can help curb global warming

A new study shows that protecting wildlife can play a huge role in carbon storage and limiting climate change. Read what animals make a big difference.

Here’s why rainbows have a curved or arcing shape

Rainbows have a curved shape because they're made from light reflected after hitting spherical raindrops. Learn more about rainbows here.

Tornado outbreak kills 26 in Mississippi

A tornado outbreak devastated areas of the Deep South on Friday, March 24, 2023. Authorities said 26 people lost their lives in the storms.

Aurora photos from Thursday’s geomagnetic storm

A geomagnetic storm produced aurora visible from even southern states on March 23, 2023. See some of our best aurora photos here.

Does a green sky predict a tornado is coming?

If you see a foreboding, green sky, it's best to take cover. A tornado might not be approaching, but green skies can be a sign of hail and other bad weather.

What is bioluminescence? It’s a living light

Bioluminescence is living light. From plankton to jellyfish to fireflies, many creatures around the world can glow in the dark. Learn more here.

Mount Everest climbers leave their germs behind

Researchers found microbes, including those from humans, within the death zone of Mount Everest. This has implications for our future in space.