A severe weather outbreak continues this week for a huge portion of the East. Here's when you might need to change your plans ...

The Fe Kα line, or iron Kα line, is often used in astronomical research to understand the physical composition of ...

Severe weather is expected from Texas to Wisconsin over the next several days. Here's when you might need to change your ...

A "major severe weather outbreak" is possible Monday in the Evansville/Tri-State area, according to the National Weather ...

A supercell thunderstorm can tower 10 or more miles high. It can spit out pinpoint lightning strikes, drop grapefruit-size ...

Join us as we show you where four incredible scientific "firsts" unfolded in the northern hemisphere night sky, ranging from ...

The spotted lanternfly is an invasive pest threatening Ohio's grape and wine industry. Learn how to control it this spring.

If you live in the middle Atlantic or southeast part of the United States, you'll have an opportunity on Saturday evening, ...

By Meteorologists Mary Gilbert, Briana Waxman, and CNN’s Martin Goillandeau (CNN) — Multiple tornadoes roared through the ...

A handful of random meteors are visible on any given night. At predictable times throughout the year, enough can be seen at ...

A dangerous severe weather outbreak is unfolding across the Heartland as supercells threaten to produce intense tornadoes and ...

Spring is the most active season for tornadoes in the Midwest due to specific atmospheric conditions. Most tornadoes form ...