Primitive Technology: One-Way Blower Iron Smelt & Forging Experiment
Adults Construction Creativity NatureI tested the one-way spinning blower in an iron smelt and it is more effective than the previous both way spinning blower.
The Unique Bond Between Humans and Dogs | Wonderful World of Puppies | BBC Earth
Adults Animals Human RelationshipsNewborn puppies express their emotions through various tummy grunts and whines, creating a unique bond with their owner.
How This Guy Runs a 5 and a Half Minute Mile...Backwards | WIRED
Adults Creativity Human LifeEver tried running backwards? Meet Aaron Yoder, one of the world's fastest backward runners who can complete a reverse mile in five and a half minutes.
Why Are All Humans Unique? Meiosis: Crash Course Biology
Adults Biology Human ScienceEver wonder why we aren’t exact clones of our parents, or why siblings aren’t exactly alike? The reason traces back to meiosis. In this episode of Crash Course Biology, we’ll discover how egg and sperm cells get made and learn why you’re a totally unique remix of your parents’ DNA.
Why Steve-O risked his life over, and over, and over again
Adults Health Human PsychologyYou know Steve-O. Now meet Steve Glover, as the professional stuntman talks to us about pain, insecurity, and never finding contentment.
Chandigarh a perfectly planned city?
Adults Construction Creativity HistoryExplore the construction of the futurist city Chandigarh, a project of Prime Minister Jawaharlal Nehru and planned by Le Corbusier.
6 Tips on Being a Successful Entrepreneur | John Mullins | TED
Adults Education Human LifeSometimes, you need to break the rules to innovate — but which ones? Entrepreneurship professor John Mullins shares six counter-conventional mindsets for entrepreneurs looking to think strategically, navigate challenges and change the world.
Why It Was Almost Impossible to Make the Blue LED
Adults History Science TechnologyThe blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.
Psychiatrists Can't Agree About This New Disorder
Adults Health Human PsychologyProlonged grief disorder recently debuted in both of the two manuals that clinicians use to diagnose psychological conditions. But the DSM and the ICD don't completely agree on what it is.