So are you ready to have some fun exercising your brains on some tricky puzzles? Here is a visual illusion for you. Present ...

Add Yahoo as a preferred source to see more of our stories on Google. A fledgling barred owl sits in a tree at Muir Woods in Mill Valley, Calif. (Michael Macor / San Francisco Chronicle) The strange ...

The strange political bedfellows created by efforts to save spotted owls in the Pacific Northwest just got even stranger. Already Republican members of Congress were allied with animal rights ...