Common Musculoskeletal Tumors of Childhood and Adolescence

submitted by: WentzMR

Dr. Carola Arndt, a pediatric hematologist from Mayo Clinic in Rochester, MN, discusses her article appearing in the May 2012 issue of Mayo Clinic Proceedings, and reviews the diagnosis, prognosis, staging, multidisciplinary therapy, new directions in therapy,
and long-term complications of treatment for common childhood tumors. Available at:

SloMo Science - Laser Ballons

submitted by: nsf

What makes a red thing red? I bet you have a guess. Now put it to the test when we shine a high-powered laser on a red balloon. Does it pop? Does a red object absorb red light? Does it reflect red light? Does it do something different?
See the results in this science video that will challenge your expectations of science videos. This video gets you involved by asking you to make predictions and then, after you see the results, helps you to sort out your thinking.