Primitive Technology: Smelting Iron In Brick Furnaces
Adults Nature
I made 3 furnaces from bricks using different configurations to test their effectiveness. The benefit of using bricks to make a furnace is that it's quicker, easier, re-useable and portable relative to a furnace constructed in-situ from clay.
What Happens if a Supervolcano Blows Up?
Adults Nature
The Earth is a gigantic ball of semi-molten rock, with a heart of iron as hot as the surface of the Sun. Titanic amounts of heat left over from its birth and the radioactive decay of trillions of tons of radioactive elements find no escape but up.
Adorable Seal Pup Starts to Explore
Adults Nature
Starting with a doggy paddle, this curious seal pup is taking his first dip into the icy Arctic waters, with a close eye from mum.
Protecting the Okavango Ecosystem | National Geographic
Adults Nature
From the air to the ground, innovations in science and technology are helping scientists explore an ecosystem of rivers that supply water to the Okavango Delta in Botswana.
Primitive Technology: Rock-Throwing Catapult (Trebuchet)
Adults Nature
I built a trebuchet, a type of catapult that uses a counter weight to store gravitational potential energy which is then used to fire a projectile via a sling.
Why Weather Forecasts Suck
Adults Nature
There are two types of rain, and one of them is almost impossible to forecast.
World’s Grumpiest Cat I Frozen Planet II I BBC Earth
Adults Nature
Dinnertime is a gamble for Pallas’s cats, and this one’s hangry. Relative to their body size, they have the shortest legs of any cat, which makes attacking prey in a timely fashion somewhat tricky…
Why is Rain So Hard to Predict?
Adults Nature
There are two types of rain, and one of them is almost impossible to forecast.
Rescuing Penguin Chicks In South Africa | BBC Earth Witness | BBC Earth
Adults Nature
Penguins are historically known to live in cold climates, but some species, like the African penguin, thrive in the warmer climate of South Africa.
25 Days Building The Most Amazing Underground Hobbit House
Adults Nature
In this video we are going to show you how to build the most amazing underground hobbit house.
How Different Species of Fireflies Blink
Adults Nature
Did you know that not all species of fireflies blink the same?
Photosynthesis
Adults Nature
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.
Farm That’s Bigger Than 49 Countries
Adults Nature
The Single Australian Farm That’s Bigger Than 49 Countries
Tagging Tiger Sharks | SharkFest | National Geographic
Adults Nature
To uncover the secret gathering of Maui tiger sharks, a team of scientists dive in and collect crucial data to help crack the case.
Hungry Cheetah Cubs Need To Eat | The Cheetah Family & Me | BBC Earth
Adults Nature
After being trapped by an elephant herd for the night, the pressure is on for mum Chili as she needs to feed herself and her four cubs.
Do Rhinos Eat People? | Weird Animal Searches | BBC Earth
Adults Nature
Can rhinos walk backwards? Why do they charge? We answer some of your top searched questions about rhinos.
Why can parrots talk? - Grace Smith-Vidaurre and Tim Wright
Adults Nature
Explore the specialized anatomy that allows parrots to talk, scream, curse, and recite facts like humans.