Mechanical seals are designed to prevent leakage between a rotating shaft and its housing under conditions of extreme pressure, shaft speed and temperature. Mechanical seals can be single acting or ...

Hydraulic seals are designed for high-pressure dynamic applications such as hydraulic cylinders. Pneumatic seals are used in pneumatic cylinders and valves and generally are designed for lower ...

The Hawaiian monk seal is an endangered seal species and one of NOAA Fisheries' Species in the Spotlight. Its population had been declining for approximately six decades. Today, the population is ...

Jim Seals, who teamed with fellow musician Dash Crofts on such 1970s soft-rock hits as "Summer Breeze," "Diamond Girl" and "We May Never Pass This Way Again," has died at age 80. His death was ...

The UK coast is a permanent home to two species of seal and we’re occasionally visited by a variety of others. Seals – semi-aquatic mammals also known as pinnipeds – are quite common in the UK.

Harp seals live throughout the cold waters of the North Atlantic and Arctic Oceans. Three populations in the Barents Sea, East Coast of Greenland, and Northwest Atlantic Ocean are recognized based on ...

Leopard seals are huge, armed with a mouthful of imposing teeth and have a colourful history of run-ins with people. While their public image isn’t great, there are still some gaps in our knowledge of ...