3 questions we should ask about nuclear weapons | Emma Belcher
There are more than 10,000 nuclear weapons in existence today, each one capable of causing immense destruction. Why don't we talk about this threat as much as some other major issues? In this practica...
25 Marras 201912min
The search for our solar system's ninth planet | Mike Brown
Could the strange orbits of small, distant objects in our solar system lead us to a big discovery? Planetary astronomer Mike Brown proposes the existence of a new, giant planet lurking in the far reac...
22 Marras 201913min
How to save a language from extinction | Daniel Bögre Udell
As many as 3,000 languages could disappear within the next 80 years, all but silencing entire cultures. In this quick talk, language preserver Daniel Bögre Udell shows how people around the world are ...
21 Marras 20196min
A creative solution for the water crisis in Flint, Michigan | LaToya Ruby Frazier
Artist LaToya Ruby Frazier spent five months living in Flint, Michigan, documenting the lives of those affected by the city’s water crisis for her photo essay “Flint is Family.” As the crisis dragged ...
20 Marras 201911min
For better health care, embrace irrationality | David Asch
Why do we make poor decisions that we know are bad for our health? In this frank, funny talk, behavioral economist and health policy expert David Asch explains why our behavior is often irrational -- ...
19 Marras 201916min
How to change your behavior for the better | Dan Ariely
What's the best way to get people to change their behavior? In this funny, information-packed talk, psychologist Dan Ariely explores why we make bad decisions even when we know we shouldn't -- and dis...
18 Marras 201915min
Why gender-based marketing is bad for business | Gaby Barrios
Companies often target consumers based on gender, but this kind of advertising shortcut not only perpetuates outdated stereotypes -- it’s also bad for business, says marketing expert Gaby Barrios. In ...
15 Marras 201910min
What's really happening at the US-Mexico border -- and how we can do better | Erika Pinheiro
At the US-Mexico border, policies of prolonged detention and family separation have made seeking asylum in the United States difficult and dangerous. In this raw and heartfelt talk, immigration attorn...
14 Marras 201914min
