While sociology is a social science, we can use it to explore some intensely personal, private things. Today we’ll explore what sociology can tell us about sex and sexuality. We’ll also...

Crash Course Literature with John Green is back! This year, we ve got a bunch of varying degrees of dystopia to talk about with you, and one mostly nice love story. We ve got relatively short...

So we ve talked a lot in this series about how computers fetch and display data, but how do they make decisions on this data? From spam filters and self-driving cars, to cutting edge medical...

Ask This Old House landscape contractor Roger Cook travels to central Florida to install a lightning protection system SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse Resources:...

Up in the loft, general contractor Tom Silva shows host Kevin O Connor a few different types of "squares" used for general carpentry. SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHous...

Ask This Old House general contractor Tom Silva shows a homeowner how to turn an old door into a prehung door for a new opening SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse...

Ask This Old House plumbing and heating expert Richard Trethewey shows two kids how to build a soccer goal using PVC plumbing pipes. SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHous...

Ask This Old House mason Mark McCullough replaces a chipped brick in a fireplace surround SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse Time: 2 hours Cost: $20 Skill Level:...

Ask This Old House painter Mauro Henrique updates a fireplace surround with a whitewashed look SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouse Time: 2 hours Cost: $100 Skill...

Is there actually a cure for cancer? A universal cure would be a truly historic achievement in medicine, and it seems that scientists may have found it... by accident. Watch this new episode...

We ve all wondered it at least once—how do airplanes actually fly? What scientifically allows such a heavy metal contraption to stay suspended midair? Join Hank Green and learn about the...

Some specific measurements have helped scientists & mathematicians make incredible discoveries. Over the years, scientists have made measurements proving that we understand amazingly well how...

Thanks to the Monterey Bay Aquarium Research Institute and Monterey Bay Aquarium for partnering with us on this episode of SciShow. All of the amazing deep-sea video you are about to see was...

The classification of animal groups is essential to the the development of modern biology—but it s extremely complicated. Trying to shoehorn the messy, complicated web of interrelationships...

Water is one of the most abundant and important substances on Earth, so you think we d know everything there is to know about it. Turns out, water is so much stranger and more complex than...

There s a lot of the universe that we ve come to fully understand already—and some scientists suggest that we ve arrived near “the end of physics.” But how is that possible? While physics...

Thanks to Subaru for partnering with us on this episode. Head to https://www.subaru.com/vehicles/outback/ to learn more about the all-new 2020 Subaru Outback. Stefan and Alexis are headed...

Curious what s truly at the center of the Earth? Thanks to some amazing scientific insights, we know a lot about the interior of our planet - even though we’ve never even made it through...

SARS-CoV-2 is a new kind of coronavirus that appeared suddenly in late 2019. The disease it causes, called COVID-19, is now showing signs that it s able to spread outside of its place of origin....

Our mythical places series continues, and this week Mike Rugnetta is talking about some stories that revolve around mountains. Mountains loom large in human stories, not least because mountains...