Primitive Technology 0:02 / 9:21 #PrimitiveTechnology #pottery #potterywheel Primitive Technology: Pottery Wheel
AdultsCreativityEducationLife...I made a small pottery wheel to form pots on. A pottery wheel is a small table on which pottery is formed that is able to be rotated about an axis to form more symmetrical pots.
The Most Extreme Explosion in the Universe
AdultsLifeScienceSpaceSupernovae are the most powerful explosions in the universe, unleashing enough energy to outshine galaxies. We have no real metaphor for their power – if the sun were to magically go supernova it would feel like you were being hit by the energy of a nuclear explosion, every second. For weeks.
The Future of Machines That Move like Animals | Robert Katzschmann | TED
AdultsExperimentsLifeTechnology...Imagine a boat that propels by moving its "tail" from side to side, just like a fish. That's the kind of machine that TED Fellow Robert Katzschmann's lab builds: soft-bodied robots that imitate natural movements with artificial, silent muscles.
4 Plants that Hunt Underground
AdultsEnvironmentLifeNature...Carnivorous plants tend to live in environments where the soil can’t provide enough of the nutrients they need to survive, so they have developed all sorts of methods to trap and consume the critters of the area, including hunting underground!
How Entomologists Use Insects to Solve Crimes | WIRED
AdultsAnimalsIndustryLife..."Insects never lie. Insects are tiny witnesses," says forensic entomologist Dr. Paola Magni. On a crime scene, insects like maggots play a key role in determining time of death. Dr. Magni uses the learnings from these insects to give justice to victims.
Harp Seal Pups are Losing their Homes I Our Frozen Planet I BBC Earth
AdultsAnimalsLifeTravel...On opposite ends of our planet, two remarkably similar stories are playing out... and what links them is our changing climate. Meet the scientists witnessing events unfold in these polar regions, and discover their hopes for a better future.