Deanna Conners

Space-based solar power: How close to reality?

The technology is further along than you might think for capturing solar energy in space – where the sun always shines – and beaming it to Earth.

How fireworks get their colors

The beautiful colors in fireworks – so good at stirring our emotions – are pure chemistry.

How do hurricanes get their names?

The World Meteorological Organization manages the formal system by which hurricanes receive their names. Find hurricane names for 2018 here.

cloud-streets-bering-sea-20jan2006-300

You can’t walk on these cloud streets

Cloud streets are long rows of cumulus clouds oriented parallel to the direction of the wind. Check out these cool images!

The Female Bird Song Project

There’s a false notion that female birdsong is rare in comparison to male birdsong. But lady birds sing, too. You can participate in a new project that aims to collect more recordings of female birds.

What causes landslides?

Most landslides are caused by multiple factors that act together to destabilize the slope. Excessive water is one of the most common triggers for landslides.

When is the next leap year?

If there were no leap years, eventually February would be a summer month for the Northern Hemisphere. 2018 isn’t a leap year, but 2020 will be.

Audubon’s Christmas Bird Count starts December 14

Audubon Society’s Christmas Bird Count is one of the longest-running citizen science projects in existence. Here’s how to participate.

How tiger sharks are helping seagrass

A heatwave in 2011 killed off seagrass beds in Shark Bay, Australia. Now, scientists have discovered that tiger sharks are helping the ecosystem recover.

Why trees shed their leaves

Something to think about while raking.

2019 EarthSky Fundraiser

So many of you have donated and we are truly grateful. We are more than halfway to our goal but still need your help.

Would you consider

donating?

If you've already donated, we apologize for the popup and greatly appreciate your support.