It's the 40th anniversary of Earth Day and to celebrate PBS's Emmy® and Peabody Award-winning TV series, Design Squad is launching a nationwide 2010 Trash to Treasure competition for kids 5 to 19. The launch will begin on April 5, 2010. 2009 was the first year that Design Squad held this competition.
The Japanese say they invented it, but maybe they were just the first to name it. The name, Chindogu, is becoming universally known and used to describe inventions that are useless. Well, I don't know about Ben Franklin or Thomas Jefferson or the prolific inventor Leonardo da Vinci, but haven't most inventors created some useless stuff? In fact, mostly useless stuff?
Researchers at the University of Michigan (U-M) Medical School have discovered a set of proteins in bananas that may finally slow the spread of HIV. They are lectins, sugar-binding proteins that can identify a foreign invader and attach themselves to it, blocking its entrance into the body.