Science Today, Episode 22

The Avian Flu has hit the Galapagos Islands, home for some of nature's rarest bird species. What are worldwide science journals saying about it? Also in this edition of Science Today, Dr. Rich Kopecky tells us about a rare, but frightening way Alzheimer's Disease can be transmitted from person to person. Plus, how handwriting boosts brain connectivity, and how typing everything can hurt your brain power. Finally, the teen-age brain, and how high levels of THC in marijuana can have a very bad impact on them.