Everything you need to know about allergies.
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What are allergies? How are they caused, and what can people do to prevent them? SciShow explains!
Tag: Science
The Fermi Paradox
What is ‘The Fermi Paradox’ and is it possible different types of civilizations could exist?
The Fermi Paradox is essentially this: If aliens are common, why aren’t they here? Why haven’t we seen them? This video explains both why aliens should be common, and why they aren’t here.
”Where is everybody?” ~ Enrico Fermi
The universe is unbelievably big – trillions of stars and even more planets. Soo… there just has to be life out there, right? But where is it? Why don’t we see any aliens? Where are they? And more importantly, what does this tell us about our own fate in this gigantic and scary universe?
One final thought, maybe we’re alone. Right now, we have no evidence that there’s any life besides us. Nothing. The universe appears to be empty and dead. No one is sending us a message. No one is answering our calls. We may be completely alone trapped on a tiny, moist mud ball in an eternal universal.
Why Is It Hot Underground?
Henry Reich explains why the Earth is so hot underground in this MinuteEarth video narrated by Emily Elert and animated by Omkar Bhagat.
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Does Thinking Hard Burn More Calories?
Your brain uses tons of calories, just in its daily work of keeping you alive. So does thinking extra hard use even MORE calories?
In a recent episode of the SciShow series Quick Questions, host Hank Green explains how the brain burns calories and answers the question, “Does thinking hard burn more calories?” The episode gets into the processes in the brain that use the most calories, and explains why thinking hard will probably never actual exercise.
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