Posts by 

Editors of EarthSky

Large water reservoirs at the dawn of stellar birth

Massive amounts of water vapor discovered in a gas and dust cloud could one day provide a rich water reservoir to feed potential new planets.

View from space: Sea ice 2012 versus sea ice 1984

Two maps, created from satellite data, compare the Arctic ice minimum extents in 2012 and 1984.

Sleeping brain behaves as if it’s remembering something

UCLA researchers have for the first time measured the activity of a brain region known to be involved in learning, memory and Alzheimer's disease during sleep.

Probing Earth’s mysterious radiation belts

They're home to killer electrons, plasma waves, and intense electrical currents that can destroy satellites' electronics - and they're unpredicatable.

Eric Potter explains what, how and why of hydraulic fracturing

A geologist presents the basics of hydraulic fracturing, or fracking, and explains why it's being used to obtain energy.

Tiny dino nipped plants with vampire fangs

Rocks in South Africa have revealed a new species of dinosaur—with inch-long jaws and self-sharpening teeth.

The mathematics of leaf decay

The colorful leaves piling up in your backyard can be thought of as natural stores of carbon. Scientists are interested in the mathematics of leaf decay.

Paul Ehrlich and the vital role of women in this century

The author of The Population Bomb said that equal opportunities for women might be key to maintaining Earth’s population at a reasonable level.

Tomb of Maya queen K’abel discovered in Guatemala

Archaeologists in Guatemala discover tomb of Lady K’abel, a seventh-century Maya Holy Snake Lord considered one of the great queens of Classic Maya civilization.

A mammal lung, in 3D

Researchers at the University of Iowa create model of mysterious region.

EarthSky Newsletter

Nearly half a million daily subscribers love our newsletter. What are you waiting for? Sign up today!

Join now to receive free daily science news delivered straight to your email.