When Facebook introduced the News Feed in 2006, people freaked out. TIME called it “Gen Y’s first official revolution.”

Alpacas make a humming noise when they're worried, bored, or uncomfortable.

Almonds and peaches are members of the same family.

Blue whales eat half a million calories in one mouthful. Those 457,000 calories are more than 240 times the energy the whale uses to scoop those krill into its mouth.
Vatican City is the only nation in the world that can lock its own gate at night.

Making noise is a major part of New Yeas's Eve celebrations across the world. Italian church bells, Swiss drums, and American party horns bid the old year farewell.

Koalas mostly eat eucalyptus leaves, which don't provide much in the way of nutrition or calories. As a result, koalas sleep up to 20 hours a day.
Scientists estimate that more than a million earthworms could live in a single acre of fertile ground.

Just under three quadrillion basketballs could fit in the Grand Canyon.

Simone Biles is the first Black woman to win an Artistic Gymnastics World Championships all-around title. She's won this title 5 times.

Jackson Pollock sometimes used cigarettes in his iconic drip paintings.

At the Gettysburg reunion in 1913, two men purchased a hatchet, walked to the site where their regiments had fought, and buried it.