Posts by 

Deborah Byrd

Watch the mating dance of a new bird species

Be a birder for a few minutes, and enjoy the distinctive song, dance and courtship display of a newly recognized Bird-of-Paradise, in new videos from the Cornell Lab of Ornithology.

See it! Last weekend’s Lyrid meteors

We didn't receive huge numbers of photos of the 2018 Lyrid meteor shower, but the ones we saw were beautiful. Thanks to all who submitted.

These sea turtles use magnetic fields like GPS

"They might not always make it back to the exact beach where they were born, and instead might opt for beaches with similar magnetic properties, as if their internal GPS has just slightly mixed up addresses."

Star trails show celestial equator

Enjoy this interesting and unique photo of star trails, showing the whereabouts of the celestial equator and the arc of stars around both celestial poles.

This Pacific island is the most plastic-polluted place on Earth

Explore remote, uninhabited Henderson Island in the South Pacific. It may look idyllic from above, but is littered with millions of tons of plastic.

New study suggests violent origin for Mars’ moons

It was thought Mars' 2 small moons - Phobos and Deimos - might be captured asteroids. But new work suggests a violent birth for the moons during a colossal impact.

TESS planet hunter on its way

"It’s the beginning of a new era of exoplanet research."

Was another civilization on Earth before humans?

How do we know earlier industrial civilizations on Earth didn't rise and fall long before humans appeared? That's the question posed in a new scientific thought experiment.

Green moon on April 20, 2018? Nah

For weeks, people have searched for this post more than any other at EarthSky. No, there won't be a green moon on April 20, 2018. It's a joke, y'all, with its roots (ahem) in cannabis culture. :-)

The search for the sun’s lost siblings

Our sun's sibling stars could be scattered across the sky. Astronomers are sifting through newly released data in the GALAH Survey - a galactic archaeology survey - hoping to find them.

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