A growing body of peer-reviewed research shows that rocket launches and satellite reentries are depositing pollutants directly into the stratosphere, where they threaten to slow the recovery of ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. ON A FOGGY midsummer morning 54 miles northwest of Santa Barbara ...

Nitrous oxide’s high-speed abilities don’t end with racing cars, as it’s a powerful enough oxidizer to be a practical component of rocket propellant. Since [Markus Bindhammer] is building a hybrid ...

Add Yahoo as a preferred source to see more of our stories on Google. 3D printing can be used to build with all kinds of materials – even those that go 'boom.' kynny/iStock via Getty Images Imagine ...

A private Chinese firm has successfully launched the world's largest solid-propellant rocket for a second time. The company, Orienspace, launched the gigantic 30-meter Gravity-1 rocket from a barge in ...

A common design for launch/space propulsion involves liquid propellants. In this application, often there is a gaseous pressurant stored in a Composite Overwrapped Pressure Vessel (COPV) at high ...