Exploring the Cool Chemistry of Liquid Nitrogen Ice Cream

Exploring the Cool Chemistry of Liquid Nitrogen Ice Cream

It’s been 18 years since Jerry and Naomi Hancock figured out how to make instant ice cream with liquid nitrogen. Today, their company, Sub Zero, has 30 franchises, five of which are in their home state of Utah. “We knew nothing about ice cream,” Jerry said. “We just...
Spraying Away the Moon Dust: Liquid Nitrogen to the Rescue

Spraying Away the Moon Dust: Liquid Nitrogen to the Rescue

Moon dust removal is a crucial part of space travel. But, what are the consequences of not thoroughly removing the lunar particles from a space suit? And why can’t they simply be brushed off? We’ll cover all of that in a moment, after we congratulate researchers at...