Five see-through animals

These five animals are as transparent as ghosts ... but they're real!

Lifeform of the week: Corpse flower

Parasitic flowers of the genus Rafflesia are monstrous in size and diabolical in smell.

Watch spacewalk live October 28

Watch two NASA astronauts make their first spacewalk outside ISS today, beginning at 8:10 a.m. EDT (12:10 UTC) until about 2:40 p.m. EDT (18:10 UTC).

New Horizons aiming toward next target

On Sunday, the craft that explored Pluto successfully executed the 2nd of 4 maneuvers designed to aim it toward a small Kuiper Belt object called 2014 MU69.

Ice cores confirm colossal solar storms

Evidence that Earth was hit by two solar storms - 10 times larger than those observed recently - 1,000 years ago. If they occurred today, they'd have devastating effects on power supplies, satellites and communications.

SOHO’s thousands of doomed comets

SOHO - Solar and Heliospheric Observatory - is the greatest comet-discoverer of all time. It has found 3,000 comets ... but our sun has destroyed nearly all of them.

Life on Earth began 4.1 billion years ago, says study

New evidence suggests that life on Earth began 300 million years earlier than previously documented, pushing the origin of life close to when the planet formed.

7.5-magnitude earthquake strikes Afghanistan

Hundreds reported dead, with the death toll set to rise. The most severely affected areas are remote. As of late Monday, communications were cut off.

Kerberos images complete Pluto family portrait

Images of Pluto's tiny moon Kerberos recently downlinked from New Horizons spacecraft. We now have images of all five Pluto moons.

Milky Way photo with 46 billion pixels

It's the largest astronomical image of all time, used by astronomers in the search for distant exoplanets and multiple star systems.