Strange things happen at the quantum level. One recent experiment violates the second law of thermodynamics, showing that heat can flow spontaneously from a cold object to a hot object without adding energy.

Read the full article on Phys.org →

Swagelok for everything

Several years ago Swagelok ran an ad campaign with the tagline, "If only you could use Swagelok for everything!" 

One ad imagines using Swagelok components to make an awesome squirt gun for backyard water fights. One imagines an advanced contraption for making perfect lemonade. Another shows precision use of Swagelok in fish keeping applications...

Check out some of the ads →