The astronauts evacuated last week from the International Space Station say a portable ultrasound machine came in “super handy" during the medical crisis.

But my foot care routine is lacking in the recovery department, so I was eager to test and review the best foot massagers on the market. To ensure I serve a variety of readers, I enlisted six other ...

Although jet engines are theoretically quite simple devices, in reality they tread a fine line between working as intended ...