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Are Life-Saving Medicines Hiding in the World’s Coldest Places?

AdultsEnvironmentLifeNature...
Could the next wonder drug be somewhere in Canada's snowy north? Take a trip to this beautiful, frigid landscape as chemist Normand Voyer explores the mysterious molecular treasures found in plants thriving in the cold.

What Are Plants Made Of? Crash Course Botany

AdultsEducationFoodLife...
When you eat a salad for lunch, you’re digging into a giant pile of plant organs. That’s right—plants are made up of organs, only theirs follow a totally different set of rules from our own.

Primitive Technology: Roasted Ore and Shell Flux Smelt

AdultsCreativityLifeNature...
I tested 2 ways of improving iron smelts by treating the ore, roasting the ore and using snail shells as a flux. Then finally I recycled old slag to see if it would produce any more iron.

Your Body Killed Cancer 5 Minutes Ago

AdultsBiologyHealthHuman...
Somewhere in your body, your immune system just quietly killed one of your own cells, stopping it from becoming cancer, and saving your life. It does that all the time.

Ancient Humans Made Millions Of These - We Don’t Know Why

AdultsConstructionHealthHuman...
The Acheulean handaxe was the most common tool of early humans, but we still don’t know what the heck they used it for.

1816: The year with no summer - David Biello

AdultsHistoryHumanWeather...
Dig into geoengineering, which uses technology to manipulate Earth’s environments to counteract climate change.

Why Lightbulbs Might Be The Best Invention Ever

AdultsHistoryScienceTechnology
Lightbulbs might be the best idea ever – just not for light.

The HUGE Problem with ChatGPT

AdultsHistoryScienceTechnology...
Free-to-use, exceptionally powerful artificial intelligences are available to more people than ever, seemingly making some kind of news every day.

The “afterlife” according to Einstein’s special relativity

AdultsEducationLifeScience...
Sabine Hossenfelder discusses the physics of… dead grandmothers?

How to Make Money on YouTube with 20M Subs

AdultsIndustryMediaScience...
In 2023, Kurzgesagt has existed for 10 years (which is insanely long in internet years).

How Caffeine Accidentally Took Over The World

AdultsFoodHistoryHuman...
Plants don't make caffeine just for us, so what DO they make it for?

Explaining concrete while getting buried in it

AdultsConstructionHistoryScience...
Concrete = cement + sand + gravel. Cement is the most important man-made material on Earth.

Why Aliens Might Already Be On Their Way To Us

AdultsLifeScienceSpace
The universe is magnificent and vast. Hundreds of billions of galaxies, trillions of stars, and even more planets. If even the tiniest fraction are habitable, then the Universe should be teeming with life. And yet we see nothing, only vast emptiness. Where is everyone else?

Why We Haven’t Learned More In 101 Years Of Trying

AdultsHistoryHumanLife...
Almost everything we know about the reproductive practices of European eels comes from a genius study conducted more than 100 years ago.

Why do we have crooked teeth when our ancestors didn’t?

AdultsGeneticsHistoryHuman...
Explore the prevailing scientific theory of why crooked teeth and impacted wisdom teeth are recent developments in human evolution.

How NASA Reinvented The Wheel

AdultsConstructionCreativityScience...
A huge thanks to everyone at NASA Glenn Research Center for having us at the SLOPE Lab, showing their work on this indestructible tire, and helping with the science and animation.

How to master your sense of smell

AdultsBiologyHumanScience...
Some perfumers can distinguish individual odors in a fragrance made of hundreds of scents; tea-experts have been known to sniff out the exact location of a particular tea; and the NYC Transit Authority once had a employee responsible only for sniffing out gas leaks.