Check out how cats became our favorite little murder machines.



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Do you give ancient Egypt credit for the domestication of cats? That's what many people think! But, with some new evidence, it seems that cats became our cuddly counterparts a little further east and because of an emerging pest problem.

All of today’s big cat species evolved less than 11 million years ago and yet their evolutionary history remains an almost total mystery. But scientists have recently discovered a major clue about the origins of the big cats, one that...

Cats are known for having fantastic night vision, but why is it during the day my cats can't see the treat that I'm putting right in front of them?

Today, about a third of the world's population is infected with a strange disease called toxoplasmosis - and most of them never even know it. And while the parasite can multiply in practically any host, it can only reproduce sexually in...

Cats are known for their curiosity, and as that one saying goes “it killed the cat”. But we can help our cuddly counterparts avoid this sad fate if we watch out for these three everyday things.

You often see people wearing surgical masks or respirators during flu season, but do they even do anything?

Brown cats are something of a rarity, but you may have something pretty close.

In the history of space travel, there are a few famous animal astronauts (or cosmonauts), like Laika the dog and Ham the chimpanzee. But you might not have heard of Félicette, who in 1963 became the first -- and so far only -- cat to...

Brown cats are something of a rarity, but you may have something pretty close.

Peering into the eyes of different animals, you'll see some extraordinarily shaped pupils. House cats, for one, are twilight hunters with vertically elongated pupils. Many grazing animals, like goats, have rectangular pupils. Other...

We here at SciShow like to start things off with a "Boom" for yet another season! Hank talks about the mystery behind the "Space Roar" and why it is we can't really hear it.

We may not be sure who’s behind it, but we can tell you that the Charlie Charlie Challenge doesn’t really work. Because physics.Very, very special thanks to Henry Reich of Minute Physics for helping with the content of this video.

Hank tells us about the awesomeness of the periodic table and the genius of the man who invented it.

Hank talks about chimeras, and why Venus the cat probably isn't one - but your mom might be!

Howcast - Learn how to say "pasta" in Espanol from Spanish teacher Felipe Bonilla in this Howcast video.

In this video, we will learn how to create a beautiful "Music Mandala." Follow along as we guide you step by step in drawing a round mandala, incorporating musical elements into your design. Using simple petals and musical notes, you'll...

Cat cafés are popping up all over the United States, but this one is VERY unique. Based in Orlando, Florida, this Cat Café is both a cat adoption center and a coffee shop that donates all of its profits to charitable...

Howcast - Learn how to say "you're welcome" in Espanol from Spanish teacher Felipe Bonilla in this Howcast video.

A new study published in Nature Climate Change estimates that more than 600 fish species will shrink in size by up to 24% by 2050 because of global warming. Warmer ocean waters could lead to decreased oxygen levels which may...

We love stories that include a "win-win" scenario—and this is definitely one of those!



Sandra Cagan was a businesswoman in Orlando approaching her 50th birthday when she decided to combine her...

Lesson on Cat Scratch Disease: Causes, Symptoms and Treatment. Cat Scratch Disease (Cat Scratch Fever) is caused by an infection with Bartonella henselae (causing Bartonellosis), which is transmitted from a cat to a human through a...

Cats! Learn facts and information about cats. This educational video about cats is great for children and toddlers. Kids can learn about cats with this video. Cats are great animals, that many people have as pets.

The Elizabethan ruff is easily identified - a large, stiff, upright, usually lace collar that, in all honesty, looks uncomfortable and awkward. The Elizabethan collar that dominated fashion during the late 16th and 17th centuries,...