Most living things on Earth need oxygen to survive, but scientists discovered a species of bacteria that uses oxygen totally differently from every other organism on Earth.

If you hear birds chirping in the trees, you might not think much of the different sounds you're hearing. But as it turns out, those tweets and chirps have a lot more in common with some of our complicated rules of grammar than you might...

For thousands of years, water was thought to be an element. That is, until some of the greatest chemists in the world managed to crack it open.

This week in news: Scientist successfully breed mice using same-sex parents and some very clever genetic engineering.

3D printing has grown in sophistication since the late 1970s; TED Fellow Skylar Tibbits is shaping the next development, which he calls 4D printing, where the fourth dimension is time. This emerging technology will allow us to print...

Nothing is original, says Kirby Ferguson, creator of Everything is a Remix. From Bob Dylan to Steve Jobs, he says our most celebrated creators borrow, steal and transform.

Happy Pi Day! We are huge fans of homophones here at SciShow, so we put together a whole bunch of fun facts and tasty tips about PIES! Get it?!

Join the Amoeba Sisters as they compare and contrast asexual reproduction with sexual reproduction. Table of Contents: Intro 00:00 Asexual Reproduction 0:59 Sexual Reproduction 2:21 Disadvantages and Advantages of Sexual Reproduction...

You may not know it yet, but AJ Jacobs is probably your cousin (many, many times removed). Using genealogy websites, he's been following the unexpected links that make us all, however distantly, related. His goal: to throw the world's...

Writer and designer Graham Hill asks: Can having less stuff, in less room, lead to more happiness? He makes the case for taking up less space, and lays out three rules for editing your life.

There’s lots of debate as to which original starter Pokémon is the best fighter among squirtle, bulbasaur, charmander, and pikachu, but only one is the most biologically plausible.

Atoms or molecules combine to form a new compound in a synthesis reaction. Examples include the addition of oxygen to magnesium metal to create magnesium oxide and the addition of carbon dioxide to water to crete carbonic acid. A...

Squeaks loves collecting shiny pennies, but sometimes he finds one that's sort of grimy and dull. Lucky for him, Jessi knows a really cool science trick to clean up those tarnished pennies!

You've promised to get your son the cutest creature in creation: the cuddly. It's part of the Wuddly species, cousin to the terrifying duddly and the hideous fuddly. To make one, 100 eggs are placed in an incubator to undergo egg fusion,...

In standard notation, rhythm is indicated on a musical bar line. But there are other ways to visualize rhythm that can be more intuitive. John Varney describes the 'wheel method' of tracing rhythm and uses it to take us on a musical...

When a bunch of cows burp they can exhale a lot of methane that affects the global warming problem. Researchers are working on finding solutions for it.

You may have heard the rumor. Every seven years your body becomes a whole new person. But is there anything to this? Check out this SciShow episode to find out!

Birthday math has never been more fun.

John Maeda, former President of the Rhode Island School of Design, delivers a funny and charming talk that spans a lifetime of work in art, design and technology, concluding with a picture of creative leadership in the future. Watch for...

This video will examine the authentication methods used to protect a system or network from cyber-attacks.

A video entitled "Add and Subtract Rationals" which shows how to use a least common denominator to rewrite rational fractions so that they can be added or subtracted.

short video bichemist makeup of cells - lipids, protein, nucleic acids, carbohydrates for middle school science

This video provides an overview of the basic components of a computer setup, including the computer case, monitor, keyboard, and mouse. It explains how these parts work together to facilitate processing, display, and interaction with the...

When Fido’s Rescue Founder Scott Porter was still in the discovery phase of starting a new business, he visited a Cat Café. “I didn’t think the business was set up well,” he remembered. “The patrons were...