Keith Gibson PCP air rifles use a pressurized air-storage tank, which must be filled from another high pressure source. Here’s a guide on different ways you can get air into your airgun. When to ...

An Air India flight from Hong Kong to Delhi faced a mishap. Flight AI 315's auxiliary power unit caught fire after landing.

Low pressure systems take the air at the surface and force it up high into the atmosphere. This process causes air to cool and condense, which is how we get clouds.

May 26, 2011 -- A freak accident with a high pressure air hose left Steven McCormack painfully puffed up like the Michelin Man, but now safely back to normal he is enjoying an inflated reputation ...

TAKEAWAY: Air likes to flow from high to low pressure. When you try to inflate the balloon inside the bottle without a hole, it does not work.

At Chicago, the record high air pressure is 30.98 inches, recorded on Feb, 16, 1989; the record low is 28.70 inches on March 12, 1923.

A heat dome is a high pressure system way up in the atmosphere that helps create and encase heat, kind of like a lid on a pot that holds in steam. By Isabella Grullón Paz and Camille Baker ...