In her talk “Redefining Service,” Elizabeth describes her experiences traveling with Maryland 4-H to Tanzania, where she facilitated workshops in leadership ...

A moving talk from a man who has dedicated his life to helping youth overcome rejection, trauma, depression and abuse. He tells us how he came to understand ...

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Watch what happens when little miracles touch the lives of the most vulnerable people around the world. Witness the lifesaving help and hope provided by Catholic Relief Services. Take a look at just how far your heart can reach.

This talk was given at a local TEDx event, produced independently of the TED Conferences. Kelly takes a look at one American view of foreign policy, and usin...

Entrepreneurship together with refugees is a win-win strategy. Innovation is a charming world, especially for those who have no place in the conventional one...

Noam Chomsky, a world-renowned linguist, intellectual and political activist, spoke at the University of Arizona on Feb. 8, 2012. His lecture, "Education: Fo...

Following 35 years on the faculty of Columbia University in New York, more than half of that time as Chair of the Department of Astronomy and Astrophysics, D...

There is no longer any doubt: We are entering a mass extinction that threatens humanity's existence. That is the bad news at the center of a new study by a g...