Since the moon was likely formed after a Mars-sized object slammed into Earth, sending hot rock into space, researchers believe Earth’s gravity pulled on the moon’s crust as it cooled and settled.
Why It’s Too Soon for Mitt Romney to Endorse Marco Rubio He should wait until that endorsement would do the most good.
Flicker Off, Flicker On LED bulbs were once pricey and easy to ignore. They’re about to become the standard. And it will happen very, very quickly.
Is Catcalling Ever OK? Sofia Vergara never wants men to stop wolf-whistling her. She’s not alone.
Are Grown-Ups Too Old to Get Grades? Think you’re more than just a number? Not if you work at Yahoo!
Peyton Manning, You’re Our Only Hope How the NFL’s model citizen could end the NFL’s dumb war on drugs.