New battery technology allows fast charge and discharge

By tweaking the conventional recipe, researchers have sped up electricity movement in a lithium battery by 100X. Want to charge your More »

Fuel Faves: Coffee meets diesel!

Oils in spent coffee grounds are easily converted into biodiesel — a renewable source of transportation energy. Bottoms up for More »

Frosty questions: Are some snowflakes identical? How do flakes form, and how does weather affect their shape? More »

How do volcanoes work, and how accurate are predictions? How have volcanoes changed the landscape? More »

Edward Teller helped invent the hydrogen bomb, then pushed missile defense. He changed the 20th century. More »