Enjoying EarthSky? Subscribe.

126,421 subscribers and counting ...

Earth

Photo credit: Brigham Young University
Science Wire | Dec 15, 2014

Chickens and turkeys closer to dinos than other birds

Songbirds and other birds sprang from dinosaurs, too. But new work indicates that chickens and turkeys are genetically closest to their dino ancestors.

Screen Shot 2014-12-11 at 2.36.49 PM
Science Wire | Dec 11, 2014

Video: Best storm footage ever?

High plains storms. The opening is brilliant …. the end is awesome. (You’ll like the rest too.) Video by Nicolaus Wegner.

Still from Moonlight Skating by Göran Strand
Videos | Dec 11, 2014

Video: Moonlight skating in Sweden

“Nights like these are almost to good to be true.” See this touching, just-released video.

cardinal-kansasphoto-300
Blogs | Dec 11, 2014

Audubon’s Christmas Bird Count starts December 14

Audubon Society’s Christmas Bird Count starts December 14 and runs through January 5. It’s free and anyone can participate, but you have to sign up in advance. Here’s how.

el-nino-pattern-300
Blogs | Dec 11, 2014

Is El Nino here? Not quite yet, scientists say

Despite warm waters in the equatorial Pacific Ocean, the latest update from NOAA explains why El Nino has still not fully developed.

Dallas, Dec. 9, 2014, via Mike Alvstad
Blogs | Videos | Dec 09, 2014

Incredible video of dense fog over Dallas

Video capture by a drone of dense fog with zero visibility on Tuesday, December 9, in Dallas, Texas. Amazing visuals!

ISS, as captured by Dave Walker
Blogs | Dec 09, 2014

How to spot the International Space Station

Every so often, the International Space Station (ISS) becomes visible in your night sky. Here’s how you can spot it.

Photo credit: Stephen Williams/Flickr
Blogs | Dec 08, 2014

Killing rats to save birds as glaciers recede

Glacier melt means rats can reach bird nests on South Georgia, an island north of Antarctica and east of the Falklands. What to do? Send in helicopters!

Photo via Flickr member Peter Bowers
FAQs | Dec 07, 2014

Why aren’t the earliest sunsets on the shortest day?

The year’s shortest day comes at the winter solstice. But, for the Northern Hemisphere, the earliest sunsets are in early December.

Screen Shot 2014-12-04 at 12.26.44 PM
Science Wire | Dec 04, 2014

The yin-yang of sea ice at Earth’s poles

Arctic sea ice is decreasing. Antarctic sea ice is at an all-time high. How can that be? This 3-minute video offers an explanation.