Cygnus resupply mission blasts off

Commercial space station resupply launch success! The Cygnus spacecraft is at last on its way to the International Space Station, carrying vital food and supplies.

Video: Is hypnosis real?

Here's what science says. A fun new video from the AsapSCIENCE guys.

Two powerful volcanos erupted this week

Europe's Mount Etna and Nicaragua's Momotombo both erupted spectacularly in this first week of December, 2015.

LISA Pathfinder lifts off

LISA Pathfinder - forerunner of a mission that, it is hoped, will detect gravitational waves from space - lifted off at 4:04 GMT (12:04 a.m. EST) on on December 3, 2015.

EarthSky News with Deborah Byrd

All the news you can fit into outer space with LIVE on Slooh.com Wednesdays at 11 a.m. ET (1600 UTC). Or watch right here!

Your dog’s spit holds clues for human mental health

Enroll your dog in Darwin’s Dogs, and researchers will send you an easy-to-use kit to collect a doggy saliva sample for DNA analysis. Results will help unravel connections between genes and behavior – for dogs and humans.

Ice loss benefits Adélie penguins, for now

Over the past 14,000 years, penguin numbers in East Antarctica increased 135-fold because of disappearing glaciers and sea ice. How long can populations keep growing?

New most distant object in solar system

More than 100 times farther from the sun than Earth, this object has been designated V774104. It's fueling speculation about a Planet X.

Lifeform of the week: Horseshoe crab

If the horseshoe crab looks like it comes from another era, that's because it does.

Wisdom is back again!

Wisdom - world’s oldest living, banded, wild bird - has returned to Midway Atoll National Wildlife Refuge. She's 64 years old and a symbol of hope and inspiration.