Negotiating thermostat settings can be really frustrating, but your officemate isn't trying to freeze you out on purpose. Stefan explains the science behind why people experience temperatures differently.

Fun fact: Stefan wears a...

Lara Brenner talks about her research on how stressed cougars are and how the public views them. Then Jessi from Animal Wonders joins the show with Seraphina the red fox!

What job is best for a young man who's been a tennis ace, a cross-country traveler, a chemistry nerd and an NFL draftee? How about ... astronaut? Leland Melvin tells the story of the challenges he's accepted and the opportunities he's...

Drugs that treat heart failure are also prescribed for anxiety? What's up with that?

We use seismographs to record the time, location and magnitude of earthquakes as they happen. But in the last three decades, a new field of study has emerged that is learning to track these details about earthquakes of old using the...

Paddy Ashdown believes we are living in a moment in history where power is changing in ways it never has before. In a spellbinding talk he outlines the three major global shifts that he sees coming.

The Ancient Egyptian king Thutmose III described the chicken as a marvelous foreign bird that "gives birth daily." Romans brought them on their military campaigns to foretell the success of future battles. Today, this bird occupies a...

Technologist and TED Fellow Gautam Shah invites us to imagine how the metaverse could redefine the relationships between humans and other species. By giving individual wild animals a personal identity (such as Fio, a young orangutan in...

Abortion is extremely common. In America, for example, one in three women will have an abortion in their lifetime, yet the strong emotions sparked by the topic -- and the highly politicized rhetoric around it -- leave little room for...

The constant motion of our oceans represents a vast and complicated system involving many different drivers. Sasha Wright explains the physics behind one of those drivers -- the concentration gradient -- and illustrates how our oceans...

In this video Paul Andersen explains how thermodynamic and equilibrium reasoning can be related through changes in free energy and the equilibrium constant. When the delta G is negative the reaction shifts to the right or favors...

Historian and diplomat Joseph Nye gives us the 30,000-foot view of the shifts in power between China and the US, and the global implications as economic, political and "soft" power shifts and moves around the globe.

How does knowledge grow? Sometimes it begins with one insight and grows into many branches; other times it grows as a complex and interconnected network. Infographics expert Manuel Lima explores the thousand-year history of mapping data...

From village to metropolis, global flooding is on the rise, and traditional approaches to managing the swells won't cut it, says water resource engineer Virginia Smith. Giving an overview of the dynamic shift needed to stymie the flow of...

In this short, amazing demo, Fabian Hemmert imagines one future of the mobile phone -- a shape-shifting and weight-shifting handset that "displays" information nonvisually. It's a delightfully intuitive way to communicate.

Scientists are beginning to notice that more and more species are missing an essential vitamin, one that is crucial for their survival.

We've been talking about the unavoidables recently. Last time, we covered Death. This time, it's taxes. So, what are taxes? Why do we pay taxes? What is all that tax money used for? This week, Adriene is going to cover all that and more....

Nalini Nadkarni challenges our perspective on trees and prisons -- she says both can be more dynamic than we think. Through a partnership with the state of Washington, she brings science classes and conservation programs to inmates, with...

Today we're talking about birds — from how they are evolving in response to climate change and how one species is surprisingly healthy, genetically, despite being critically endangered.

Jay continues our journey through the history of media literacy with the arrival of movies, television, and the other screens that now permeate our lives – along with some of the different approaches to media literacy that these...

On November 26, 2020, trade unions in India reported that over 250 MILLION people took part in a strike. What could prompt such massive protest? Farming. Today, we’re going to take a closer look at GMOs, which are organisms whose DNA has...

How do astronomers make sense out of the vastness of space? How do they study things so far away? Today Phil talks about distances, going back to early astronomy. Ancient Greeks were able to find the size of the Earth, and from that the...

In this video Paul Andersen explains how the resources required for survival come from the Earth. The resources are not evenly distributed on the planet and neither are the humans. According to the NGSS we need to limit the use of...

Fourteen Greenlands could fit in Africa— but you wouldn't guess it from most maps of the world. The fact is, every world map humans have ever made is wrong. Actually, it's impossible to make a flat map of the whole spherical world 100%...