Dogs face cartoon cat in real life during hilarious prank. Investigators seize luxury goods over alleged fraud Boy, 9, feels unwell after hike—parents face devastating reason days later Jimmy Kimmel ...

One of the most basic problems with robotic arms and similar systems is keeping the weight down, as more weight requires a more rigid frame and stronger actuators. Cable-driven systems are a classic ...

A reaction mechanism is a sequence of elementary reactions that can explain how an overall chemical reaction proceeds. Direct conversion of carboxylic acids to nitriles is desirable but ...

The biggest stories of the day delivered to your inbox.