This collection includes TED videos that cover a variety of STEM concepts with real-wold relevance.

What Causes Cavities?

by Lani deGuia
When a team of archeologists recently came across some 15,000-year-old human remains, they made an interesting discovery: the teeth of those ancient humans were riddled with holes. So what causes cavities, and how can we avoid them? Mel Rosenberg takes us inside our teeth to find out.
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The Earth intercepts a lot of solar power: 173,000 terawatts. That’s 10,000 times more power than the planet’s population uses. So is it possible that one day the world could be completely reliant on solar energy? Richard Komp examines how solar panels convert solar energy to electrical energy. TED-Ed video with lesson included.
Curriki RatingNR

How Transistors Work

by Lani deGuia
Modern computers are revolutionizing our lives, performing tasks unimaginable only decades ago. This was made possible by a long series of innovations, but there’s one foundational invention that almost everything else relies upon: the transistor. Gokul J. Krishnan describes what a transistor is and how this small device enables all the amazing things computers can do. TED-Ed video with lesson included.
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What is a Vector?

by Lani deGuia
Physicists, air traffic controllers, and video game creators all have at least one thing in common: vectors. But what exactly are they, and why do they matter? David Huynh explains how vectors are a prime example of the elegance, beauty, and fundamental usefulness of mathematics. TED-Ed video with lesson included.
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Your favorite band is great at playing music...but not so great at being organized. They keep misplacing their instruments on tour, and it’s driving their manager mad. Can you solve the brain-numbing riddle their manager assigns them and make sure the band stays on their label? Yossi Elran shows how.
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When European colonizers came to American shores, the plague they brought with them killed almost 90% of the indigenous population. But why was there no existing plague in the \"New World\" that affected Europeans? TED-Ed video with lesson included.
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What would the planet look like if everyone became a vegetarian right now? AsapSCIENCE takes a look at the numbers. TED-Ed video with lesson included.
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Among the top prestigious awards in the world, the Nobel Peace Prize has honored some of the most celebrated and revered international figures and organizations in history. But how does the nomination process work? And who exactly is eligible? Adeline Cuvelier and Toril Rokseth detail the specifics of the Nobel Peace Prize. TED-Ed video with lesson included.
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Humans should urinate at least four to six times a day, but occasionally, the pressures of modern life force us to clench and hold it in. How bad is this habit, and how long can our bodies withstand it? Heba Shaheed takes us inside the bladder to find out.
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Does Grammar Matter?

by Lani deGuia
It can be hard sometimes, when speaking, to remember all of the grammatical rules that guide us when we’re writing. When is it right to say “the dog and me” and when should it be “the dog and I”? Does it even matter? Andreea S. Calude dives into the age-old argument between linguistic prescriptivists and descriptivists — who have two very different opinions on the matter. TED-Ed video with lesson included
Curriki RatingNR

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