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The Nucleus

Adults Science
Hank does his best to convince us that chemistry is not torture, but is instead the amazing and beautiful science of stuff.

Photosynthesis

Adults Science
Hank explains the extremely complex series of reactions whereby plants feed themselves on sunlight, carbon dioxide and water, and also create some by products we're pretty fond of as well.

The 4 greatest threats to the survival of humanity

Adults Science
Dig into the 4 biggest existential risks that threaten the survival of humanity, and explore how we can safeguard our future.

The Scientist Who Killed Millions and Saved Billions

Adults Science
Fritz Haber is the scientist who arguably most transformed the world. Part of this video is sponsored by Wren.

Tagging Tiger Sharks | SharkFest | National Geographic

Adults Science
To uncover the secret gathering of Maui tiger sharks, a team of scientists dive in and collect crucial data to help crack the case.

The Riddle That Seems Impossible Even If You Know The Answer

Adults Science
The 100 Prisoners Riddle feels completely impossible even once you know the answer. This video is sponsored by Brilliant.

Paleontologist Answers Dinosaur Questions From Twitter

Adults Science
Paleontologist Dr. Hans Sues answers the internet's burning questions about dinosaurs. Why did T-Rex have such tiny arms?

Why can parrots talk? - Grace Smith-Vidaurre and Tim Wright

Adults Science
Explore the specialized anatomy that allows parrots to talk, scream, curse, and recite facts like humans.

The Actual Reason Men Die First

Adults Science
Because females often outlive males, behavior is often blamed - but there is a decent chance our sex chromosomes might be to blame instead.

Biologist Answers More Biology Questions From Twitter | Tech Support | WIRED

Adults Science
Biologist Thor Hanson is back to answer even more of the internet's burning questions about biology.

How Sommeliers Can Taste Which Year Wine is From

Adults Science
How to Taste Wine Like a Sommelier

Do Other Diseases Have "Long" Versions?

Adults Science
This video was made in partnership with Bill Gates. COVID isn’t the only virus to cause long-lasting symptoms. Other viruses - including the flu - can have similar enduring effects on our tissues and immune systems.

The Absurd Search For Dark Matter

Adults Science
Astronomers think there should be 5 times as much dark matter as ordinary matter – a shadow universe that makes up most of the mass in the universe.

How Trash Goes From Garbage Cans to Landfills (Every Step Explained) | WIRED

Adults Science
Every day New York City picks up 12,000 tons of refuse and recycling. How does all this trash go from the garbage can to its final destination? Former New York City Sanitation Commissioner Ed Grayson is here to explain.

You Are Not Where You Think You Are

Adults Science
Look around you. Where are you? Where is this place you are occupying? Somewhere in a room, maybe in a city on a continent on a planet orbiting a star in a galaxy among billions. But… where is all of that?

The Super Secrets of Sewage

Adults Science
In 2020, many cities started monitoring wastewater for viruses, and there are a lot of non-virus reasons to keep doing it.

How does heart transplant surgery work? - Roni Shanoada

Adults Science
Dig into the science of how heart transplants happen, how donors are matched and find out how this complex surgery saves lives.

Combinations of 52 cards (52 factorial)

Adults Science
Whenever you shuffle a deck of 52 cards, it is quite likely that you are achieving something never done before in history. The number of combinations is 52 factorial.

The Most Horrible Parasite: Brain Eating Amoeba

Adults Science
If you too want to overcome your existential dread, make your life beautiful and support Kurzgesagt, you can get sciency products made with love in our shop. Thanks so much to everyone who's supporting us.

A Picture of the Milky Way's Supermassive Black Hole

Adults Science
This is an image of the supermassive black hole, Sagittarius A*, at the center of our Milky Way galaxy.

How the James Webb Space Telescope Will Unfold the Universe | John C. Mather | TED

Adults Science
The James Webb Space Telescope is a miracle of modern science and engineering.