Search results for “framing”

Diagnosis Hemophilia

Hemophilia patients lack an important element in the complex process of blood clotting. As a result, blood from wounds does not clot or clots only very slowly. Even minor injuries can become a health hazard to the patient. Wang Xia Li from Beijing talks about how she and her sick son deal with the d

What Happens at an Event Horizon?

For more Science Videos: https://lt.org/ * Every galaxy seems to have a supermassive black hole in its center. A black hole is defined as such because nothing can escape from a certain point inside, not even light. There is, however, a last stable orbit which is called the event horizon outside of w