Wild capuchin monkeys don’t thoughtlessly grab any handy piece of stone to crack open hard-shelled nuts at snack time. These slender, agile primates select the best tool for the job, a new study finds ...

For the moment, let's move away from esoteric devices with limited or racing-only applications and toward the more common genre of hand tools that do-it-yourselfers and automotive enthusiasts are ...

We may receive a commission on purchases made from links. Sooner or later, pretty much everyone comes up against a stubborn nut that just won't budge. A wrench won't shift it, nor will a socket. There ...