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Primitive Technology: Flywheel blower smelt/Monsoon begins

AdultsConstructionCreativityNature
I tested a fly wheel on the blower. Taking an old clay fly wheel from the pump drill I made many years ago, I attached it to the axle of the one way spinning blower to see how it would effect performance.
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Drowning in Noise: Sound Waves and Sea Creatures | National Geographic

AdultsAnimalsLifeNature
Join Benedict Cumberbatch and Goodwill ambassador of SEA BEYOND Valentina Gottlieb to uncover the devastating impact humans make on the ocean's acoustic environment.
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Solar Energy Is Even Cheaper Than You Think | Jenny Chase | TED

AdultsLifeNatureTechnology
How prevalent is solar power, really? According to researcher Jenny Chase, it's already displacing fossil fuels in key energy markets around the world.
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This Is the Oldest, Weirdest Instrument On Earth

AdultsNatureScience
This musical instrument is 400,000+ years old and still growing.
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Primitive Technology: Brick hut destroyed by falling tree

AdultsConstructionDIYNature...
The brick hut was destroyed by a falling tree. It had lasted 2 years and 8 months and would have lasted quite a bit longer if it were not for the accident.
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Rattlesnake Eating Prey Up Close | Deep into the Wild | BBC Earth

AdultsAnimalsNatureWildlife
Naturalist Nick Baker heads to Arizona, home of the rattlesnake, and gets the rare opportunity to see something even his guide has never seen before.
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You're Probably Wrong About Rainbows

AdultsMythologyNatureScience...
You probably don’t understand how a rainbow really works. Get a little smarter every day with Brilliant.
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The River That Feeds | National Geographic

AdultsFoodNatureWorld
Fishing in the Caprivi Strip in Namibia is a way of life. With fish numbers dropping, De Beers is funding research to help find a solution through the Okavango Eternal partnership with National Geographic.
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Top 5 Monkey Moments | 4K UHD | BBC Earth

AdultsAnimalsNatureWildlife
Monkeys are so much more than the cheeky, playful personalities we know them for. They are diverse, intelligent creatures with complex social dynamics unique behaviours. Learn more about these magnificent mammals with our top 5 monkey moments in ultra high-definition.
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Why Don't Snakes Poison Themselves?

AdultsAnimalsLifeNature...
Many animal species stuff themselves with toxic chemicals for protection, which forces them to use a handful of distinct strategies to avoid becoming victims of their own weapons.
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Tsunami: Race Against Time (Full Episode) | The Big One | National Geographic

AdultsHistoryLifeNature...
A massive earthquake off the Indonesian coast generates a huge tsunami. It makes landfall within minutes. Caught unaware, people fight to survive.
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Primitive Technology: Tile Capped Mud Walls

AdultsCreativityEducationNature...
I built Mud walls and capped them with roof tiles to protect them from rain. Mud walls if left uncovered in wet weather will dissolve in the rain and collapse.
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Bears Caught Getting a Midnight Snack in Night Vision | BBC Earth

AdultsAnimalsLifeNature...
Usually solitary animals, these brown bears have been found congregating and tolerating each other for just one reason: to eat rubbish.
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Why Do Butterflies Bother Being Caterpillars?

AdultsAnimalsLifeNature...
It seems wild that some animals basically trade in their bodies for new ones during their lifetime, but it's actually really common – and it makes a lot of sense.
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Protecting Our Oceans With Auli'i Cravalho | Nat Geo Pristine Seas

AdultsAnimalsLifeNature...
Join @auliicravalho, the voice of #Moana, in conversation with @natgeopristineseas specialist Courtney Lorey about all things oceans, including Moana’s new adventure and why we need to protect this natural wonder.
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Can Young Cheetahs Hunt These Antelope? | Animals With Cameras | BBC Earth

AdultsAnimalsMediaNature...
A herd of gemsbok are a dangerous target for young cheetahs, but that doesn't stop this boisterous group from trying to hunt them. As the hunt plays out the tables quickly turn, and the large male gemsbok charges to protect his herd...
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Are there any places on Earth with no bugs? - Charles Wallace

AdultsLifeNatureWorld...
Travel to some of the most extreme environments on Earth and see how insects are able to employ their skills to survive.
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What Happens When Predators Disappear?

AdultsAnimalsLifeScience...
A world without predators. It sounds like a safer, happier world, but come on, this is SCIENCE…
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There Is Something Hiding Inside Earth

AdultsEducationScienceBiology...
We’ve found a new planet, home to octillions of the most extreme beings living in the most absurd and deadly hellscape. In absolute darkness, crushed by the weight of mountains, starved of oxygen, cooked alive, bathed in acid, salt or radiation.
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Famished Leopard Traps Impala | Big Cats 24/7 | BBC Earth

AdultsAnimalsLifeNature...
In order to capture its prey, a predator must wait for precisely the right moment.
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The Ocean Has Weather Too And It's Weird

AdultsLifeNatureWeather...
Prepare to support and help sustain healthy coastal and marine ecosystems with a focus on community impact by earning a Master of Science degree in Coastal and Marine Science and Management.