Federal Ammunition set out to create a brand-new 7mm, with an eye toward speed, suppressors and seriously heavy bullets. This pursuit, which has culminated in the 7mm Backcountry, can be encapsulated ...

At the heart of Federal Ammunition's new 7 mm Backcountry cartridge is an all-new Peak Alloy case design that promises to ...

Hidden patterns in electric propulsion plasma beams could help ensure the success of long-term space missions.

Go faster, farther, more efficiently. That's the goal driving spacecraft propulsion engineers like Chen Cui, a new assistant ...