Why Do We Have To Sleep? • 2015 It's Okay To Be Smart

Category: Health
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Why do we sleep? We spend a third of our lives in slumber, but science has yet to determine exactly why we have do it. Here’s a look at how sleep works, why we’re not getting enough sleep, what happens if you DON’T sleep, and an idea about where sleep came from in the first place.

It's Okay To Be Smart • 2015 - 2016 • 6 episodes •

How Many Heartbeats Do We Get?

Ever wonder how the heart symbol came to stand for the actual heart? And why do we speak of the heart as the seat of love, when love really happens in our brains? Is it true that animals only get a billion heartbeats? This week, we give you enough cool cardiac science to make your heart skip a beat.

Science

Climate Science: What You Need To Know

Learn the basic science of climate change in 24 easy steps.

Environment

There's No Such Thing As Cold

You've felt cold before. Sometimes it's cold outside. But what if I told you that "cold" isn't real? There's no substance or quantity called "cold" in science. We can't measure the amount of "cold" in something. Instead it's about what's NOT there.

Physics

Why Do We Have To Sleep?

Why do we sleep? We spend a third of our lives in slumber, but science has yet to determine exactly why we have do it. Here’s a look at how sleep works, why we’re not getting enough sleep, what happens if you DON’T sleep, and an idea about where sleep came from in the first place.

2015 • Health

100,000,000 Years From Now

100,000,000 years from now, a team of alien geologists arrive at a mysterious blue-green planet, and decide to investigate. Here's what they'll find…

2016 • Science

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The Vaccine

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Every era gets the drug it deserves. In America today, where competition is ceaseless from school to the workforce and everyone wants a performance edge, Adderall and other prescription stimulants are the defining drugs of this generation.

2018 • Health

Heart Transplant: A Chance to Live

This brings viewers the most complete picture of the process of organ donation and transplantation ever put on screen. Based at The Freeman Hospital in Newcastle, one of Europe's leading multi-organ transplant centres, the film follows a group of seven patients ranging in age from eight months to 56 years old, all in desperate need of a new heart.

2018 • Health