Sea otters hold hands when they sleep so they don't drift apart.
For the trainers, each wag of the tail or lick on the arm is a cause for celebration.
The average bill is outfitted with tons of secret features to separate the posers from the real deal.
Honor our cold and distant neighbor with these cool "Moon Glasses."
What is it, what does it do, and why don't humans have one?
If you're not already afraid of sharks, you will be.
The rational science behind Fido's seemingly irrational aggression.
J. Kenji López-Alt's new book takes cues from chemistry and physics to explain why certain cooking techniques make some dishes so tasty.
Many of the terms are still familiar, but quite a few are less known—and delightful.
From October 12-18, the CTA will leave books on trains for passengers to read during their commute.
Because you probably hummed "9 to 5" on your way to work this morning.
The Lyre of Ur is one of the oldest musical instruments in the world.
A recently published explains why it's not your fault.
Watch fashion history unfold.
No one is exactly sure why this unassuming block of limestone is important, but here are our favorite theories.