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Members of the EarthSky community - including scientists, as well as science and nature writers from across the globe - weigh in on what's important to them. Photo by Robert Spurlock.
How do scientists figure out when evolutionary events happened? It turns out our DNA is a kind of molecular clock, keeping time via genetic changes.
Astronomers directly observed a pair of Milky-Way-like galaxies, seen when the universe was 8% of its current age. They were excited to find the young galaxies surrounded by huge halos.
Life on Earth is used to gravity. So what happens to our cells and tissues in space?
Hardangerjøkulen, the Norwegian ice cap better known to Star Wars fans as the ice planet Hoth, is melting and may disappear by 2100.
Here are 10 great viewing spots to watch the August 21, 2017 total solar eclipse, weather permitting.
How anthropologists gather clues about how our ancestors lived from their teeth. Plus what will our teeth tell future anthropologists about us?
Galapagos giant tortoises, once on the brink of extinction, have made a comeback.
Everything you always wanted to know about the Dolly the cloned sheep and what came next, from a biomedical researcher and cloning expert.
What’s magnetic north would become magnetic south. Is Earth headed to a pole reversal? A look at the archaeological record in southern Africa provides clues.
The reach of forensic science’s is being extended back from crime scenes into prehistory to help unlock the mysteries of human evolution.
Kochab and Pherkad in Little Dipper
See it! Meteors, moon, Venus photos