This video shows how I make a compact 2" bore air cannon with a coaxial piston valve. To understand how these valves work examine the third animation in the following link: <a href=" I also go into ...

In July, “June gloom” gives way to summer heat. Days are long. Tomatoes finally ripen. Summer fruits are warm on the tree.

Pakistan is pitching itself as a bitcoin mining hub, a source of rare earths and offering its support for a Nobel Peace prize for Donald Trump, as a cash-strapped Islamabad seeks to stave off ...