Tosha Downey discusses the complex issue of solving poverty. Tosha Downey is Director of Advocacy for Teacher Town Memphis, a partner organization in the cit...

This talk was given at a local TEDx event, produced independently of the TED Conferences. Today it may strange to talk about the promise of human rights afte...

View full lesson: http://ed.ted.com/lessons/what-are-the-universal-human-rights-benedetta-berti The basic idea of human rights is that each one of us, no mat...

Rain has fallen in fire-ravaged parts of Australia and temperatures have dropped - but officials have warned that blazes will "take off" again

Bruce Schneier is an internationally-renowned security technologist and author. Described by The Economist as a "security guru," he is best known as a refres...

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.

Joe Concra is Co-Founder and Executive Director of the O+ Festival, a three-day art and music event wherein artists barter their contributions directly for m...

Can't tell your peptides from your steroids? Not sure how EPO improves stamina? Catalyst investigates the substances at the forefront of the sports doping co...

Hidden examines the issue of county homelessness and how it looks compared to what is seen in the city. Are we looking hard enough or just ignoring the issue...