WASHINGTON -- Yet another animal has picked up a tool and put it to use. Once thought a unique primate trait, toolmaking and tool use have been seen in a variety of animals in recent years. Now add to ...

These garden tools have seen their last days, but that doesn't mean you have to throw them away. Upcycle them into features ...

When it comes to the smartest bird, we humans still have a lot to learn. Bird intelligence comes in many forms, and scientists are finding that many species exhibit intelligence similar to that of ...