Air pollution from Asia is changing weather patterns over the Pacific

New research on Asian air pollution has found that it is increasing rainfall and intensifying storms over the Pacific Ocean.

Today’s solar eclipse in Australia

Beautiful partial solar eclipse in Australia today (April 29, 2014). Thanks to all who posted at EarthSky Facebook!

Growing lettuce in space

A new space-faring lettuce is taking root on the International Space Station. Its name is "Outregeous."

Sun’s fourth-closest neighbor is cold and frosty

Astronomers have discovered a dim, star-like body that surprisingly is as frosty as Earth's North Pole. This "brown dwarf" is only 7.2 light years away, making it one of the sun's nearest neighbors.

All you need to know: Tornado safety

Tornado season has started. Learn about the best places to seek shelter and how to protect yourself and stay safe during incoming storms.

Severe weather batters U.S. Central Plains

After a slow start to severe weather season in 2014, Sunday brought storms to the U.S. Central Plains. Monday through Wednesday, the system will move into the U.S. Southeast.

Best info sources for severe weather outbreaks

Need great weather information, and need it fast? Here's info on NOAA Weather Radios, and a list of great sources to follow via Twitter, and some recommended apps.

Great Cluster in Hercules, aka M13

On a dark, clear night, the eye barely perceives the Hercules cluster as a faint, fuzzy point of light. A telescope shows it an ancient, symmetrical star city.

How sea level influenced evolution in the Galapagos

The Galapagos Islands, whose separateness was so pivotal to Charles Darwin's contributions to the theory of evolution, are not separate at all when sea level is low.

The tiny creek connecting the Atlantic and Pacific Oceans

There's a point called Two Ocean Pass on the Continental Divide. It separates the headwaters of Pacific Creek (which flows west to the Pacific) and Atlantic Creek, (which flows east to the Atlantic Ocean).