Enjoying EarthSky? Subscribe.

102,563 subscribers and counting ...

Human World

Click into a manatee gallery by Rebecca Jackrel
Blogs | Mar 21, 2014

Video: Are we loving manatees to death?

Manatee season at the Crystal River National Wildlife Refuge in Florida is November 1 to March 31. You can almost imagine the manatees breathing a sigh of relief.

Spring 2014 by Brian Abeling in Iowa
Mar 19, 2014

Photos from friends: Signs of spring

No matter what the weather where you are, enjoy these photos from EarthSky friends on Facebook and G+. Signs of spring 2014!

Science Wire | Mar 19, 2014

Watch ‘father of inflation’ learn of gravitational waves discovery

Physicist Andrei Dmitriyevich Linde is one of the main authors of inflationary universe theory. Watch his emotions as he learns his theory was proven true this week.

Photo by EarthSky.
Mar 18, 2014

Overgrazing by deer is changing the face of U.S. forests

Deer’s natural predators, wolves, have been exterminated. Today, there are four to 10 times more deer in the U.S. than prior to European settlement 300 years ago.

Image via The Dragon
Blogs | Mar 17, 2014

A Chinese perspective on the spring equinox

In Chinese thought, spring is associated with the direction east – the sunrise direction as Earth spins us toward the beginning of each new day.

FAQs | Mar 15, 2014

What are the Ides of March, and why beware them?

What are the Ides of March? We in modern times probably wouldn’t know, if it weren’t for William Shakespeare.

Screen Shot 2014-03-14 at 11.49.44 AM
Blogs | Videos | Mar 14, 2014

Video: Bill Nye tells how the Science Guy came to be

Bill Nye uses the unlikely pairing of Steve Martin and Carl Sagan as role models to become “the Science Guy.”

Image Credit: Tim Sheerman-Chase
Blogs | Mar 13, 2014

Do microbes spoil food to avoid sharing?

Don’t enjoy your fruit with a coating of slime and fur? Fine then, that just leaves more for the microbes.

Blogs | Videos | Mar 08, 2014

Cosmos is coming Sunday night

If you watch this three-minute long trailer for the new Cosmos without wanting to tune in to the whole series … you are made of sterner stuff than me.

Steve Mould of TV show Britain's Brightest on BBC
Blogs | Videos | Mar 06, 2014

You’ve gotta see the chain fountain video

The chain fountain looks like a magic trick. But it’s really a problem in the physics of everyday things.