President Barack Obama has rejected TransCanada's application to build the controversial Keystone XL pipeline across the United States. He said Friday that “shipping dirtier crude oil into our country” would not increase America’s energy security.

Sep 21

Could a mushroom save the honeybee?

In recent years, research has shown that rare fungi found in the old-growth forests of Western Washington can help fight viruses, including tuberculosis, smallpox and bird flu. What if the honeybee would see similar health benefits from wood-rotting mushrooms?…