Falling asleep — sounds simple, right? But for people who struggle to fall asleep or stay asleep through the night, or for those who can't stop hitting the snooze button in the morning, getting good sleep can feel pretty complicated.

The catchphrase "bazinga" — a zinger commonly uttered by Dr. Sheldon Cooper, a fictional theoretical physicist on the TV show "The Big Bang Theory" — has inspired the creation of a novel compound.

For some skywatchers, the upcoming total solar eclipse is an opportunity to duplicate one of the most famous experiments of the 20th century.

Stunning new images capture the movement of a gigantic iceberg that recently broke off from the Larsen C ice shelf in Antarctica.