How much land mass would renewables need to power a nation like the UK? An entire country's worth. In this pragmatic talk, David MacKay tours the basic mathe...
What does homelessness look like, and who does it effect? Martha Stone, the executive director of a 96-bed homeless...
What does homelessness look like, and who does it effect? Martha Stone, the executive director of a 96-bed homeless shelter, shares the stories of a few resi...
Yes, we all know it’s the right thing to do. But Michael Kimmel makes the surprising, funny, practical case for...
Yes, we all know it’s the right thing to do. But Michael Kimmel makes the surprising, funny, practical case for treating men and women equally in the workpla...
In the spirit of ideas worth spreading, TEDx is a program of local, self-organized events that bring people together...
In the spirit of ideas worth spreading, TEDx is a program of local, self-organized events that bring people together to share a TED-like experience. At a TED...
This 4-minute captioned video shows the intricate mechanisms involved in the progression of Alzheimer's disease in...
This 4-minute captioned video shows the intricate mechanisms involved in the progression of Alzheimer's disease in the brain. http://www.nia.nih.gov Permissi...
The most persecuted and victimized people in the world today are Christians in the Middle East. The perpetrators of...
The most persecuted and victimized people in the world today are Christians in the Middle East. The perpetrators of the widespread destruction of that region...