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Why It Was Almost Impossible to Make the Blue LED

AdultsHistoryScienceTechnology...
The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.
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Your Immune System

KidsBiologyHealthScience
Watch the video to learn how our immune system works and what are the three types of immunity that protect us each and every day.
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Why Do Reindeer Eyes Change Colour?

YouthAnimalsFactsScience...
Reindeer eyes have the remarkable ability to change colour throughout the year. Dr. Natalie Cooper tells us more.
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How Do We Keep Life's Jenga Tower From Toppling?

YouthEcologyNatureWorld...
In this episode of Crash Course Biology, we’ll see how conservation biology aims to restore habitat and preserve biodiversity.
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Plant Your Pants?!?

YouthHow-toNatureScience...
Shanequa went to meet some young science investigators to find out how a big pair of pants has been used for an experiment to check the quality of soil at a farm.
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The Rainiest Place On Earth

AdultsScienceWeatherEnvironment...
Huge thanks to Okouchi-San and Dr. Sakai and everyone at NIED and the Large Scale Rainfall Simulator for their time, expertise and access to this amazing facility.
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Greenhouse Gases Explained

KidsGlobal WarmingScienceWorld...
Watch the video to learn about greenhouse gases, how they work and where they come from.
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How Do We Get Energy? (Chemical Reactions): Crash Course Biology #26

AdultsEducationScienceBiology
Cells need energy to power the chemical reactions that keep their microscopic cities running, and most of that energy comes from a chemical called ATP.
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Why Does A Disco Clam Light Up?

YouthAnimalsEnvironmentScience...
Our curator of benthic molluscs Dr. Katie Collins explains this clam’s clever party trick.
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Was Evacuating Fukushima a Mistake?

AdultsScienceWeatherWorld...
I explored the Fukushima Exclusion Zone for 10 days in the April of 2023. When I was there, I was honestly shocked by the amount of contamination.
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What Is A Core Sample?

YouthHistoryLifeScience...
Have you ever wanted to go back in time— just to see what it was like? Well, scientists have figured out how …sort of…
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The Best Keyboard, According to Science

AdultsDesignHumanScience...
o become a master of coding, start your college journey with Study Hall!
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Inside The Sunny Center of a Hurricane

AdultsLifeNatureWeather...
To learn more about how Florida International University is revolutionizing what we know about hurricanes, visit https://FIU.edu Why is the middle of a hurricane sometimes so clear and calm?
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Did The Future Already Happen? - The Paradox of Time

AdultsEducationScienceSelf...
Is your future already written? Do your past, present, and future all exist right now? Surprisingly, the answer could be yes.
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Raja Ampat: The Last Stronghold of Healthy Coral Reefs | National Geographic

AdultsLifeNatureWorld...
Paid content for @Prada. Coral reefs are often described as the rainforests of the seas, and for good reason.
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The Science Of Snowflakes

YouthEnvironmentScienceWeather...
Join us for a festive deep dive into the wonderful world of snowflakes voiced by Professor Brian Cox.
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Can a Simple Brick Be the Next Great Battery?

AdultsEducationScienceTechnology...
The world relies on manufacturing, and manufacturing relies on heat — a massive contributor to global carbon emissions, responsible for a quarter of the world's fossil fuel use.