In this powerful, personal talk, author and academic Juan Enriquez shares stories from inside the immigration crisis at the US-Mexico border, bringing this often-abstract debate back down to earth -- and showing what you can do every day...

Rishi Manchanda has worked as a doctor in South Central Los Angeles for a decade, where he’s come to realize: His job isn’t just about treating a patient’s symptoms, but about getting to the root cause of what is making them ill—the...

SciShow News shares the latest insights into two powerful natural forces: El Nino and barfing.

ever wonder how we poop? Learn about the gut -- the system where digestion (and a whole lot more) happens -- as doctor and author Giulia enders takes us inside the complex, fascinating science behind it, including its connection to...

Literature has long been fascinated with fostered, adopted and orphaned children, from Moses to Cinderella to Oliver Twist to Harry Potter. So why do many parentless children feel compelled to hide their pasts? Poet and playwright Lemn...

Conservatives and liberals both believe that they alone are motivated by love while their opponents are motivated by hate. How can we solve problems with so much polarization? In this talk, social scientist Arthur Brooks shares ideas for...

We’ve known how to cure malaria since the 1600s, so why does the disease still kill hundreds of thousands every year? It’s more than just a problem of medicine, says journalist Sonia Shah. A look into the history of malaria reveals three...

Sharks are WAY more important than you may realize.

It's time for liberals and conservatives to transcend their political differences and really listen to each other, says political pundit Sally Kohn. In this optimistic talk, Kohn shares what she learned as a progressive lesbian talking...

It was dark when two mysterious, shrouded figures appeared in a hillside village. The strangers knocked on every door in town, asking for food and shelter. But, again and again, they were turned away. Soon, there was just one door left:...

Overcrowded clinics, extensive wait times and overworked doctors are taking a devastating toll on mothers and children in India. In this eye-opening talk, urogynecologist and TED Fellow Aparna Hegde exposes the systemic gaps that lead...

How do you get the environment to the top of everyone's priority list? You can't, says climate advocate Angela Francis -- but you can get them to care about improving their lives. In this pragmatic talk, she shares her playbook for...

Roy Bahat was worried. His company invests in new technology like AI to make businesses more efficient -- but, he wondered, what was AI doing to the people whose jobs might change, go away or become less fulfilling? The question sent him...

Leadership doesn't have a user's manual, but Fields Wicker-Miurin says stories of remarkable, local leaders are the next best thing. At a TED salon in London, she shares three.

Everyone should participate in decision-making and politics -- and it starts at home, says activist Hajer Sharief. She introduces a simple yet transformative idea: that parents can teach their children about political agency by giving...

With Marvel's "America Chavez," Gabby Rivera wrote a new kind of superhero -- one who can punch portals into other dimensions while also embracing her gentle, goofy, soft side. In a funny, personal talk, Rivera shares how her own...

Whether we're rushing a child to the emergency room after a fall or making chicken soup for a feverish spouse, love inspires us to act when a family member gets sick. Global health activists Edith Elliott and Shahed Alam believe we can...

Legendary actor Nicolas Cage is renowned for his reliably weird roles across many genres of modern film. Is he just a victim of a bad agent, or does he instead follow the philosophy of Taoism, or as its modern derivative is known - YOLO...

Ash Beckham recently found herself in a situation that made her ask: who am I? She felt pulled between two roles — as an aunt and as an advocate. Each of us feels this struggle sometimes, she says -- and offers bold suggestions for how...

Today on the SciShow talk show, Emily fails to stump Hank with a new animal skull, and then Jessi from Animal Wonders shares Lokita the Chinese water dragon.

A very clever proof of Euler's characteristic formula using spanning trees.

Investor and prankster Yossi Vardi delivers a ballsy lecture on the dangers of blogging. Specifically, for men.

The medical industry has developed countless methods and tools for diagnosing the myriad of illnesses that can befall us. This, as you might guess, includes cancer. But it took a research team five months to diagnose this specific cancer...

To honor and celebrate young lives cut short, Kathy Hull founded the first freestanding pediatric palliative care facility in the United States, the George Mark Children's House. Its mission: to give terminally ill children and their...