The mysterious Antikythera Mechanism is 2,000 years old and has long puzzled scientists. New research into its ...

The best binoculars for kids should be lightweight, durable and designed with comfortable grips and simple focus mechanisms to suit ... want their first pair of toy binoculars to teens who are ...

A cam is a simple mechanism that converts rotary ... or toys. This walking toy, for example, has cam mechanisms attached to the legs, that help it walk. Remember, cam mechanisms help convert ...