Some people take aspirin or ibuprofen to treat everyday aches and pains but how exactly do the different classes of pain relievers work? Learn about the basic physiology of how humans experience pain and the mechanics of the medicines we've invented to block or circumvent that discomfort. [Lesson by George Zaidan, directed by Hal Lee, narrated b...

Meet the tardigrade: a 1-millimeter animal capable of surviving environmental extremes of heat, cold and high radiation. Science educator Thomas Boothby examines the chemical processes that preserve tardigrade physiology under duress and explains how they can inspire solutions to some of humanity’s own weather-related problems.

Jennifer Pluznick is on a mission to find out more about olfactory and other sensory receptors.

Can you look at someone's face and know what they're feeling? Does everyone experience happiness, sadness and anxiety the same way? What are emotions anyway? For the past 25 years, psychology professor Lisa Feldman Barrett has mapped facial expressions, scanned brains and analyzed hundreds of physiology studies to understand what emotions really...

Human bodies aren't built for extreme aging: our capacity is set at about 90 years. But what does aging really mean, and how does it counteract the body's efforts to stay alive? Monica Menesini details the nine physiological traits that play a central role in aging. [Directed by Cinematic, narrated by Pen-Pen Chen].

Khalil Ramadi builds medical technologies that leverage the connection between the brain and the gut.

Jared Diamond investigates why cultures prosper or decline -- and what we can learn by taking a broad look across many kinds of societies.

Elizabeth Blackburn won a Nobel Prize for her pioneering work on telomeres and telomerase, which may play central roles in how we age. She is president of the Salk Institute and author of the New York Times Best Seller, "The Telomere Effect."

Stuart Russell wrote the standard text on AI; now he thinks deeply on AI's future -- and the future of us humans, too.

Jack Horner and his dig teams have discovered the first evidence of parental care in dinosaurs, extensive nesting grounds, evidence of dinosaur herds, and the world’s first dinosaur embryos. He's now exploring how to build a dinosaur.

Poppy Crum builds technologies that best leverage human physiology to enhance our experiences and how we interact with the world.

Lara Durgavich brings historical context to human biology, sharing the importance of evolutionary medicine in personal life and beyond.

As a leader of the Participatory Budgeting Project, Shari Davis enriches democracy by returning the reins of government budgeting to the people.

Dermatologist Richard Weller wants to know: Why are Scots so sick?

Biologist Sheila Patek is addicted to speed -- animal speed. She's measured the fastest animal movements in the world, made by snail-smashing mantis shrimp and the snapping mandibles of trap-jaw ants.

About this event: From fighting disinformation to building stronger startup ecosystems, the creative economy to the physiology of empathy, this edition of TEDxAtlanta promises a unique virtual day of discovery, inspiration and deep conversation. Curated from Georgia and beyond, speakers will share intriguing ideas for solving the greatest challenges of our gener...

Mathias Basner researches the effects of noise on sleep, health, neurobehavioral and cognitive functions and more.

About this event: "Cognitive dissonance" in psychology is a state of emotional tension, resulting in a time when we learn something contrary to our views. New knowledge leads us to change of our attitudes. We would like to call this state in participating in the event, presenting demolition of stereotypical ideas. We will present hidden layers of Silesia regi...

From tennis to swimming and soccer, female athletes are at the top of their game right now, but they are still not receiving the support that men do. Despite accumulating international titles, the US women’s national soccer team are currently having to pursue a gender discrimination lawsuit for equal pay (above, a photo of them from August 20...

Dr. Mahtab Uddin Shaikh, who taught human anatomy and physiology for 30 years at Onondaga Community College, died earlier this month surrounded by family. Many TEDsters got to know his story through his daughter Alanna Shaikh's moving talk, "How I'm preparing to get Alzheimer's" -- which shared his wonderful life and unquenchable heart in the fa...

This past Monday, swimmer Diana Nyad made her fourth attempt to swim from Cuba to Florida. Though this attempt ended when weather and jellyfish conditions took a turn for the worse, we can look back at her talk from TEDMED 2011 to understand how she — and all of us — found "grace in the face of defeat." From her experience and that of other T...

About this event: Converging Realities, the theme for TEDxUTSC 2014, represents the coming together of individual thoughts, disciplines and unique life experiences to inspire an exciting idea. The world is full of exciting perspectives, variables and experiences and we invite you to discover the ideas that are born when two or more realities converge! At TEDx...

TED Studies, created in collaboration with Wiley, are curated video collections — supplemented by rich educational materials — for students, educators and self-guided learners. In Mapping and Manipulating the Brain, explore the human brain's 100 billion neurons and 100 trillion connections among them, and learn how neuroscientists are using an a...

There's a quiet corner at TED, with two comfortable chairs, a table with some paper and pencils, and a well-placed box of tissues. And on Wednesday night, after Dave Isay of StoryCorps shared his TED Prize wish, TEDsters flooded into Citi Ventures' The Art of Listening exhibit. This social space was an homage to Isay's oral history project —...

Mandë Holford investigates the power of venom to transform organisms (and lives) when it is adapted to create new therapeutics that treat human diseases and disorders.

In 1936 Jesse Owens broke the world record for the 100-meter dash in a mind-boggling 10.3 seconds. Yet had he raced in the 2013 World Championships, he would have had another 4 meters to go when Usain Bolt won in 9.58 seconds. That tremendous difference in performance is apparent across the sports world -- cycling, gymnastics, the NBA -- so what...

About this event: Researchers at the University of Western Australia are addressing the challenges that are profoundly affecting our lives. Their innovative work is a meaningful contribution to countering obstacles that we are facing while preparing us for the future. For our very first in-person event this year, TEDxUWA is presenting TEDxUWASalon: Little Grey Ce...

The world of athletics is brutal. Athletes put themselves through grueling workout schedules and intense competitions, pushing their bodies and minds to the limit. But because part of being an athlete is constantly going up against (and sometimes with) faster, stronger and/or younger competitors, by far the hardest test any athlete faces is thei...

Researchers at Johns Hopkins think they might have come up with a novel way to manage blood pressure. Hint: Microbes. It’s one of the most eye-opening tangents in recent medical research: Scientists have found that the bacteria living in your gut have an unexpected influence over the rest of your body. The three pounds of microbes we host can a...