The English language has changed in many ways over the centuries, but the internet has changed it in just a few decades. Why use a whole sentence when an abbreviation will do?

Fred Flintstone and his best friend Barney Rubble like to go bowling and play golf, but before they can relax and enjoy themselves, there are household chores to be done. Fortunately for them and their wives, Wilma and Betty, there have already been some fantastic new inventions to make Stone Age living that much easier.

Bedrock, home of the famous cartoon caveman Fred Flintstone, is a very modern Stone Age city. There are newspapers, cars, televisions and telephones, even a system of airmail!

How can one brother travel into space and return younger than his twin? In just sixty seconds, a startling side effect of Einstein’s Theory of Relativity is explained to us.

Dolphins are one of the smartest animal species on Earth. In fact, their encephalization quotient (their brain size compared to the average for their body size) is second only to humans. But exactly how smart are they? This video shares some incredible facts about dolphins.

This ancient mathematical trickery posits that a mighty hero cannot overtake a tortoise. Zeno of Elea (born c. 490 BCE) is the author of this and other paradoxes.

Judging by the 26 billion views on over 2 million YouTube videos of them, one thing is certain: cats are very entertaining. But their strange feline behaviors, both amusing and baffling, leave many of us asking: Why do cats do that? Tony Buffington explains the evolutionary history behind some of your cat’s strangest behaviors.

The gravity of the situation is clear – and yes, it’s going to hurt. But what are a few broken bones when the alternative is plummeting to your doom? Lonely Planet, the largest travel guide book publisher in the world, suggests we learn to laugh in the face of adversity with their How to Survive Anything series, of which this video is an episode.

Sandra Bullock gives us the scoop on her new family friendly film "Minions" and gives her best Minion impression.

Released in 1968, the animated film "Yellow Submarine" was inspired by the music of the Beatles and featured them in person as well. The spirit of 1960s counterculture is well-represented in this trailer. Enjoy!

"Elephants Dream" is a short animated film, created by the Orange Movie Project in Amsterdam using almost entirely open-source software. Whether a dream, or hallucination, or reality – Emo is not sure what he thinks of the machine, which Proog practically worships, until he makes a serious mistake...

Did you know that the T-Rex dinosaur is closer to us in time than to its distant ancestor, the Stegosaurus? Watch this amazing video for the fastest history of the universe ever told!
This video has been a collaboration of KURZGESAGT & WAITBUTWHY!

Founded by writer Dave Eggers, the Brooklyn Superhero Supply Company is a sister project of the San Francisco Pirate Supply Company, both of them storefront covers for their real work, the 826 educational assistance program. See how creative minds have banded together to make learning fun and at the same time creatively fund educational assistance!

Time makes sense in small pieces. But when you look at huge stretches of time, it’s almost impossible to wrap your head around things. So KURZGESAGT teamed up with the awesome blog WAITBUTWHY and made this video to help you put things in perspective!

Learn about the role of the sea in global warming. The global conveyer belt is part of the large-scale ocean circulation that is driven by differences in the density of the ocean waters. It plays a key role in keeping the climate in balance and Europe warm. Global warming may change it forever with unforeseeable consequences.
Brought to you by Kurzgesagt - In a Nutshell.