Jupiter and Ganymede

Galileo never saw Ganymede, Jupiters largest moon, but this NASA video shows the moon orbiting behind Jupiter in just two hours (00:18)

Around the Web

Preview thumbnail for Astronomers Create First Realistic Virtual Universe

Astronomers Create First Realistic Virtual Universe (02:34)

Preview thumbnail for Rare Oarfish Sighting

Rare Oarfish Sighting (02:02)

Preview thumbnail for Google Street View Angkor

Google Street View Angkor (01:25)

Preview thumbnail for How Scientists Are Tagging Reindeer to Track Climate Change

How Scientists Are Tagging Reindeer to Track Climate Change (01:42)

Preview thumbnail for Behind the Scenes at the United States Patent and Trademark Office

Behind the Scenes at the United States Patent and Trademark Office (03:48)

Preview thumbnail for How to Train a Cat to Star in a Television Commercial

How to Train a Cat to Star in a Television Commercial (04:15)

Preview thumbnail for What Most Impressed Harry Belafonte About the March on Washington?

What Most Impressed Harry Belafonte About the March on Washington? (03:16)

Preview thumbnail for The History of the Presidential Seal

The History of the Presidential Seal (02:23)

Preview thumbnail for How to Cook in a Space Kitchen

How to Cook in a Space Kitchen (02:26)

Preview thumbnail for Growing Coffee in Brazil's Countryside

Growing Coffee in Brazil's Countryside (10:00)

Preview thumbnail for Wrongfully Admitted to Sunbury Asylum

Wrongfully Admitted to Sunbury Asylum (10:00)