Athena, a 1.5-year-old two-toed sloth, may help the National Zoo in Washington, D.C., launch a successful sloth breeding program.

NEWS
In the 18th century, Tsarist Russia carved out her own slice of what would become the state of California.
Soothing a teething baby with a pacifier works wonders. Here’s a way to keep that peace once it’s time to break the habit.
Lava lamp creators are notoriously tight-lipped about their secret ingredients, but DIY lava lamps aren’t impossible.
Little Free Libraries have delighted readers around the world since 2009. Discover how they began and how you can get involved, too.
You won’t need any fancy equipment for this easy way to stretch new shoes and keep your feet blister-free.
Find yourself getting restless during a film? It might be because we've become conditioned to expect movies to entertain us for a very specific amount of time.
Rigid zeppelins used to carry the rich and well-to-do across the Atlantic Ocean in style. But after the Hindenburg airship crashed in a fiery heap on May 6, 1937, that industry went up in smoke. Here’s the lowdown on the life and death of this ill-fated f
Is this video undeniable proof that Vermont is the most underrated of all the New England states? We think so.
Dr Pepper tried to drum up publicity by promising a free bottle to everyone in America if Guns N' Roses came out with their long-delayed 'Chinese Democracy' album in 2008. No one expected the band to do it. When they did, Dr Pepper suddenly had to make go
Traffic lights have origins on the railways, but they weren't always red, yellow, and green. There was once a white light, and that was not such a great idea.
And they’ve paired up with 17-year-old soon-to-be Olympic surfer Caroline Marks to promote her message.
At age 55, Theodore Roosevelt embarked on an Amazonian jungle trek along the River of Doubt, where he very nearly lost his life. It was, in many ways, the icing on the cake of a life brimming with near-death experiences. He had close encounters with wild
Those subtly apologetic follow-up emails could be weakening your original message—and affecting others’ impression of you, too.
It’s rumored that Beyoncé and Jay-Z are members (among a host of other celebrities), and that the group is behind some of the last century’s most historically important events, like the assassination of John F. Kennedy.
Joseph Henry Loveless was last seen escaping from jail in 1916. More than a century later, DNA analysis has linked the missing murderer to a dismembered torso discovered in an Idaho cave in 1979.
The 1995 Sandra Bullock film 'The Net' predicted we'd all be using high-speed Internet to get pizza. And kill things.
The inside of the Chrysler Building’s spire might not look like you expect—but the view is worth it.
This facial recognition test is your chance to earn the right to claim that you never forget a face.
There's ancient evidence for the custom of shaking hands, but did it mean the same thing then as it does today?
At the turn of the last century, author Webster Edgerly advised readers to achieve optimal wellness by never walking in a straight line and never marrying a woman less than 20 years their junior.
John Adams and Thomas Jefferson chipped off a piece of wood from Shakespeare's chair in the 18th century—but only because everyone else was doing it.