In the early days of the Cold War, it was difficult to send and receive messages across the globe. Before the US launched its first satellite in January 1958, the military tried a creative solution: bouncing radio waves off the Moon.

Today we're going to talk about LARPs or live action role-playing games. Larping tends to conjure up the image of a bunch of nerds hitting each other with foam weapons but it's much more than that. LARPs merge performance, community, and...

Jessi and Squeaks learn all about how dragonflies see - did you know they have thousands of eyes?!



First Grade Next Generation Science
Standards
Crosscu
tting Concept:
Structure and Function: The way an object...

To fight climate change, we need to clean up the global electricity system by replacing fossil fuel power plants with clean generation -- right? Climate author Solomon Goldstein-Rose thinks we need to do much more than that. Replacement...

Thousands of languages thrive across the globe, yet modern speech technology -- with all of its benefits -- supports just over a hundred. Computational linguist Kalika Bali dreams of a day when technology acts as a bridge instead of a...

The Romans developed a lot of infrastructure like roads and aqueducts to both help their cities flourish and to... you know... be better at war. But the interesting thing about Roman Engineering is how it was almost all focused on Techne...

There are a lot of ways to kill and be killed in the animal kingdom, but only a lucky few use the powers of venom. Not all are closely related, so how did they acquire the same defenses, where did venom come from, and how does it work?...

In this episode Hank talks about global medical history and recorded death certificates with journalist Jeremy Smith. Special guest from Animal Wonders and SciShow Kids Jessi Knudsen Castañeda brings Freya the Northern Pine Snake.

SciShow News explains the latest climate weirdness, and why the Global Warming Hiatus wasn’t really what it sounded like. Plus, see how humans have harnessed the climbing power of the gecko!

They’re sticky, they’re stretchy, they’re just plain long—here are seven of the most interesting tongues in the animal kingdom!

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pters

CHAMELEO
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0:51
TUB
E-LIPPED
NECTAR BATS
2:16
...

Every day, in a city the size of London, 30 million meals are served. But where does all the food come from? Architect Carolyn Steel discusses the daily miracle of feeding a city, and shows how ancient food routes shaped the modern world.

What if you never had to fill out paperwork again? In Estonia, this is a reality: citizens conduct nearly all public services online, from starting a business to voting from their laptops, thanks to the nation's ambitious post-Soviet...

SciShow explains the chemistry, archaeology and history of bog bodies -- naturally mummified corpses (and other fun things!) that have been discovered in Europe's peat bogs.

So by the mid-90s the video game industry was once again booming and this attracted the attention of the Japanese electronics giant Sony. In 1994, Sony introduced their Playstation console which successfully coupled cutting edge...

How can we stop the spread of misleading, sometimes dangerous content while maintaining an internet with freedom of expression at its core? Misinformation expert Claire Wardle explores the new challenges of our polluted online...

An animated interpretation of Andrea Gibson's poem "The Nutritionist"

India is fast becoming a superpower, says Shashi Tharoor -- not just through trade and politics, but through "soft" power, its ability to share its culture with the world through food, music, technology, Bollywood. He argues that in the...

As globalization and technological advances bring us hurtling towards a new integrated future, Ian Goldin warns that not all people may benefit equally. But, he says, if we can recognize this danger, we might yet realize the possibility...

Seth Berkley explains how smart advances in vaccine design, production and distribution are bringing us closer than ever to eliminating a host of global threats -- from AIDS to malaria to flu pandemics.

We have personal computing -- why not personal biotech? That's the question biologist Ellen Jorgensen and her colleagues asked themselves before opening Genspace, a nonprofit DIY bio lab in Brooklyn devoted to citizen science, where...

Within each of us are two selves, suggests David Brooks in this meditative short talk: the self who craves success, who builds a r_sum_, and the self who seeks connection, community, love -- the values that make for a great eulogy....

This video highlights the urgent issue of wildlife extinction and proposes a medical triage approach to prioritize species for conservation efforts. It questions the current emphasis on charismatic species like pandas, suggesting that we...

The COVID-19 pandemic hasn’t just affected us. It’s also affected the weather. And this turns out to be a lucky natural experiment to help us understand how much we influence the world around us.

Born with a genetic visual impairment that has no correction or cure, Susan Robinson is legally blind (or partially sighted, as she prefers it) and entitled to a label she hates: "disabled." In this funny and personal talk, she digs at...