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Weather vs. Climate: Crash Course Kids #28.1

If you’re like me, you know what your perfect day looks like weather-wise sunny, rainy snowy, whatever. personally, I love it when it’s cool, and cloudy like just cold enough to wear a sweater. You probably know that weather has something to do with how hot or cold it is …

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Upheaval: How Old Is the Earth and Its Species? | Space News

Welcome to Space News from the Electric Universe, brought to you by The Thunderbolts Project™ at Thunderbolts.info Planet Earth is home to an extraordinary diversity of species. Their current total numbers are estimated at around 10 million including between 1 and 2 million animal species. However, scientists estimate that documenting …

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Origin of Life – How Life Started on Earth

They’re dazzling, priceless… at times, even glowing. How can one not fall in love with rocks and minerals? I mean, the colors, the shapes… …and they’re the building blocks of modern civilization. We wouldn’t have televisions, we wouldn’t have automobiles, we wouldn’t have buildings without the mineral riches that we …

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Google Maps is Different in Other Countries

In 2010 Nicaragua invaded Costa Rica. When asked why they’d seized territory, they claimed it belonged to them…. On Google Maps. Who did Costa Rica turn to first? Nicaragua? The United Nations? No They went straight to Google, because in the eyes of the world Google Maps has become the …

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The hardest problem on the hardest test

Do you guys know about the Putnam? It’s a math competition for undergraduate students. It’s a 6-hour long test that just has twelve questions broken up into two different 3-hour sessions. And each one of those questions is scored 1 to 10. So the highest possible score would be 120. …

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What Does Earth Look Like?

Hey, Vsauce. Michael here. This point of light in the sky is Earth as seen from the surface of Mars. And this is Earth as seen from Saturn. Here’s an image taken only 45,000 kilometres away, the famous Blue Marble. But what does Earth really look like? Well, it depends …

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Which Way Is Down?

Hey, Vsauce. Michael here. Down here. But which way is down? And how much does down weigh? Well, down weighs about a 100th of a gram per cubic centimeter. It is light and airy, which makes it a great source of insulation and buoyancy for water birds. But if you …

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Earth’s Tilt 1: The Reason for the Seasons

Imagine that you live in North America. And one day you call up your friend in Australia. You guys are talking, and you make plans to go visit him next summer. So anytime next summer works for you? Yeah, whenever is best for you. Surprise me. In a few months, …

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Understanding Time Zones

In the old days each town would keep their own times, with a town clock being set to noon when the Sun reached its highest point in the sky. However by the late 19th century rail had begun to move people across great distances. Schedules became very confusing as each …

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No Human Has Ever Left Earth’s Atmosphere, Here’s Why

Through the history of space exploration so far, we’ve debated where the earth’s atmosphere ends, and space begins. And your surprise for the day is that according to newly unearthed observations, our atmosphere is way bigger than we ever thought. Like it goes past the moon. We’ve mostly defined space …

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