Ever wonder what really lifts an elevator? This video explores the cables, locks, and clever mechanics that move us every day ...

Some bacterial membrane transporters work almost like freight elevators to transport substances through the cell membrane into the interior of the cell. The transporter itself spans the bacterial ...

Hydraulic elevators need a smaller footprint since they work on a large piston below the elevator to raise and lower it using a hydraulic lift. No extra mechanical room is needed, and they operate ...