keyboard_arrow_up

A Comedian’s Take on How to Save Democracy

Adults Human
Conversation is a battlefield with only one winner. Or is it? Comedian and author Jordan Klepper believes we can get better at talking to each other (and perhaps save democracy) by learning how to lose.

One of the world’s oldest condiments - Dan Kwartler

Adults Human
Trace the history of ketchup, from the condiment’s origins in 3rd century China to becoming a staple of American cuisine.

The Billion-Dollar Problem in Education

Adults Human
Standardized testing is deeply woven into the fabric of US education, but does it foster genuine learning?

Cardiologist Answers Heart Questions From Twitter

Adults Human
Cardiologist Dr. Sunil Rao answers your questions about the heart from Twitter. How do you measure your maximum heart rate?

Our Instruction Manual for Existing

Adults Human
Your DNA contains all the instructions your body needs to function. In this episode of Crash Course Biology, we’ll figure out what this giant instruction manual looks like and how this three-billion-letter code gets copied into your trillions of cells through DNA replication.

How humanity got hooked on coffee - Jonathan Morris

Adults Human
Trace the history of coffee, from its first known origins to its rise in popularity due to trade routes and cultivation.

The Oldest Unsolved Problem in Math

Adults Human
Do odd perfect numbers exist?

How This Guy Runs a 5 and a Half Minute Mile...Backwards | WIRED

Adults Human
Ever 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 Human
Ever 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 Human
You know Steve-O. Now meet Steve Glover, as the professional stuntman talks to us about pain, insecurity, and never finding contentment.

Alex Honnold Rappels The Moulin

Adults Human
Climber Alex Honnold and glaciologist Heidi Sevestre descend deep into a Moulin: a deep verticial river going tens of meters into the glacier itself.

6 Tips on Being a Successful Entrepreneur | John Mullins | TED

Adults Human
Sometimes, 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.

Psychiatrists Can't Agree About This New Disorder

Adults Human
Prolonged 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.

Do Gut Microbes Control Your Personality? | Kathleen McAuliffe | TED

Adults Human
Biologist Kathleen McAuliffe dives into new research that suggests certain bacteria in your gut can influence major parts of who you are, from your personality to life-changing neurological disorders.

Why Do Onions Make Us Cry?

Youth Human
Hayley explains the science behind why onions make us cry, and what we can do to prevent this.

Inside Jay Pharoah’s antifragile mindset

Adults Human
ay Pharoah is known best for his impressions, but he’s got a lot more going on.

The Best Keyboard, According to Science

Adults Human
o become a master of coding, start your college journey with Study Hall!