Toddlers might be cute, but their decision-making skills aren’t exactly top-tier. By age two or three, most can say a few ...

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 ...

New Caledonian crows may find tool use fun, according to a new study. This is an Inside Science story. (Inside Science) -- Getting food is nice. But scoring that food through clever tool use is even ...