As the moon orbits Earth, it keeps the same face oriented toward our planet—almost. From our view, this slight variance—known as libration—looks like a wobble that slowly changes our view of the Moon.
President Obama’s senior space science adviser just said "Mars matters" — here are 5 undeniable reasons why he's right
"Mars matters." The summit, which is happening from May 5 through 7, features discussions about current and future NASA efforts on the journey to Mars. So, why does Mars matter to Bolden? Several reasons.
Here's our ranking of the best phones you can buy right now in the U.S. (based on factors including design, software and hardware features, content selection, carrier availability, and price), including
Bring on the hats, mint juleps, and thoroughbreds—it’s Derby time in the Bluegrass State! The past weekend brought all sorts of unexpected fashion moments, from jockeys in vibrant silks to grand dames
Just yesterday, Samsung confirmed they will reveal a new Samsung Galaxy Camera at their upcoming Premiere 2013 event in London. So for photography buffs, should you be excited? Let’s just say that if were