For most of 2012, Phil Plait of Bad Astronomy tweeted a random astronomy fact every day. To kick off 2013, you can read all of those facts in one place. Michelle Starr is CNET's science editor, and ...

The James Webb Space Telescope is often introduced in classrooms as a “bigger, better Hubble,” but the reality is far ...

When you look up at the sky and see the sun beaming down at you, it’s hard to tell how truly big it is. So consider this: 1.3 million duplicates of Earth could comfortably fit inside of it, according ...