Bird flu outbreak: Experts say take down feeders

To help birds during this unprecedented outbreak of a highly pathogenic avian influenza, or bird flu, take down bird feeders and baths for a couple months.

Emperor penguins are good dads

Emperor penguins are some of the most exceptional dads in nature. They endure the harshest winter conditions on Earth for their offspring.

Bumpy flight? Here’s how clouds affect air travel

Many types of clouds and even clear skies can produce a bumpy flight on an aircraft. But cumulonimbus are the most important clouds for airplanes to avoid.

Undulatus clouds look like wavy rows

Undulatus clouds look like wavy rows. They are formed from puffy or thin clouds and reside in the atmosphere high up, at mid-levels or closer to the ground.

Cloud streets: What are they? How do they form?

Cloud streets are an atmospheric phenomenon consisting of long rows of cumulus clouds oriented parallel to the direction of the wind. See photos here.

Tornado outbreak slams Deep South on April 5

A tornado outbreak with up to 45 tornadoes struck the southern United States on Tuesday, April 5, 2022, leaving severe storm damage in S. Carolina and Georgia.

Tornado Alley is shifting toward Dixie

Tornado outbreaks are more frequent and intense, and the activity has shifted from being centralized in Tornado Alley toward the Southeast.

Fish can do math, researchers say

Researchers have shown that fish can do math. They taught them to add or subtract one unit for groups of colored shapes up to five.

How did cockroaches survive dino-killing asteroid?

Cockroaches survive in adverse conditions for many reasons. When the dinosaur-killing asteroid wiped out most of life on Earth, cockroaches persevered.

Kelvin-Helmholtz clouds look like ocean waves

Kelvin-Helmholtz clouds - aka billow clouds or shear-gravity clouds - can sometimes look like ocean waves. Check out these photos of them!