Refrigeration and air conditioning are among the largest sources of carbon, and the refrigerants we use are greenhouse gases, too. But green refrigerants are on the way, from elastocaloric cooling to a method a bit like salting an icy road.

Bananas! They’ve got a long trip from harvest to table, and a lot of science goes into keeping them delicious. This episode was produced in collaboration with and sponsored by Emerson.

Without refrigerators, we'd have spoiled milk, moldy cheese, and warm sodas. However, there are some foods that don't fare so well in a chilly fridge, including tomatoes. Hosted by: Olivia Gordon

There’s a moment after you close your freezer door that it becomes slightly harder to open again. It might pass quickly, but it’s not just in your head.

You may wish that you could pack on a few pounds and sleep the next few months away, and scientists are one step closer to understanding how some animals are capable of doing this.

One of the greatest inventions is the steam engine. But why? What makes it so useful? And how does it work? In this episode of Crash Course Physics, Shini talks to us about how engines work, what makes them efficient, and why they're...

You might know that spicy food can make your mouth feel like it's on fire, but how does it do that?

A self-declared "repair geek," Gay Gordon-Byrne is a driving force behind the right-to-repair movement, which aims to empower people to fix their stuff. She describes how the movement is gaining legislative momentum and breaks down how...

If you're ever put in charge of a national economy, there are a few things you should try to avoid. Before you laugh, just remember, you COULD be in charge of an economy someday. Someone has to do it, and anyway, if it could happen to...

Should I refrigerate my eggs or keep them out on the counter? This depends on where you live, and what egg practices your country follows.

The coldest materials in the world aren't in Antarctica or at the top of Mount Everest. They're in physics labs: clouds of gases held just fractions of a degree above absolute zero. Lina Marieth Hoyos explains how temperatures this low...

Without refrigerators, we'd have spoiled milk, moldy cheese, and warm sodas. However, there are some foods that don't fare so well in a chilly fridge, including tomatoes.

Did you ever have a delicious looking apple in your hands and bite in only to find it all grainy and sad? It's not the fruit's fault, and there might be something you can do about it!

Internet of Things or IOT Explained: You probably think of your toaster, refrigerator, washing machine, and lamp as mere dumb devices with an on off switch. But imagine if these devices had a brain. ...

Howcast - Most refrigerators allow for reversing the door swing. Normally you also switch the handle. But not if you want to thoroughly confuse the victim of this practical joke.

Howcast - Learn how to care for a teacup pig from the animal experts at traveling petting zoo Squeals on Wheels in this Howcast video.

Howcast - Learn how to make a baseball cap cake for a kids' birthday party from Essential Cakes' Etwin Gordon in this Howcast video, part 3 of a 6-part series.

Howcast - Learn to make a soccer ball cake for a kids' birthday party from Essential Cakes' Etwin Gordon in this Howcast video, part 2 of a 7-part series.

Howcast - Find out what supplies you'll need to breastfeed your baby from lactation consultant Melissa K. Nagin in this Howcast video.

Howcast - If you notice a bad smell wafting from your mini fridge or see caked-on crud from last month's pizza party, it's time to clean up your act.

Howcast - Learn how to make a crusty bread in this bread making video from Howcast.

Howcast - Learn the top 4 bread making tips in this Howcast video.

Howcast - Thawing frozen food on the countertop or in warm water may put your family at risk from food-borne bacteria. Keep them safe by following these methods.

Howcast - Every getaway should be fun and relaxing. Prepare to ensure your trip to the water park is a splashing event.