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Editors of EarthSky

World’s oldest fossilized forest revealed

A research team has unearthed the oldest fossilized forest, dating back 385 million years, the Gilboa fossil forest, in upstate New York's Catskill Mountains.

Endangered African monkey suggests troubles from warming climate

An endangered African monkey in a rainforest is providing a look into our climatic future through its DNA. Vegetation changes may cause population drop.

A glacier crack looks like this

You read and hear about glaciers cracking. Here's what one of those cracks looks like. This is a rift in Antarctica's Pine Island Glacier.

After last ice age, coyotes shrank but wolves did not

Once large and wolf-like, coyotes ultimately became much smaller. This appears to be after the last ice age.

Growing fuel crops vs using petroleum

Which is better: bioethanol or petroleum-derived fuels? Is bioethanol converted from energy crops more sustainable than refining and using fossil fuels.

EarthSky video schedule on Galavision’s Détras del Saber spring 2012

Want more EarthSky? Speak Spanish? New EarthSky en Español video segments premiere weeknights, April 30 through May 21, 2012 on the Galavisión program Detrás del Saber.

Change in size of earliest horses driven by climate change, says study

The hotter is gets, the smaller the animal? Temperature was the most likely factor driving the change in size of the earliest horse

Cocaine and the vulnerable teen brain

New findings might help explain why risk of drug abuse and addiction increase so dramatically when cocaine use begins during teenage years.

Rocket launched into the aurora borealis

On February 18, 2012, a rocket launched by a NASA-funded team from Alaska’s Poker Flat Research Range flew straight into the heart of the aurora borealis.

Richard Baraniuk: Squid skin inspires camouflage

Richard Baraniuk is unlocking the secrets of nature's best camouflage artists - the cephalopods. He believes the animal kingdom has a lot to teach