DOD seeks in-space demo of nuclear rocket engine in FY 2026

General Atomics Electromagnetic Systems (GA-EMS) announced last week that unfueled test rods featuring the company’s SiGA fuel cladding—made of a silicon carbide composite...

Radiant Industries has announced a $100 million Series C funding round to be used primarily to complete its Kaleidos Development Unit (KDU) microreactor for testing in Idaho National...

Seeking spacecraft that can “maneuver without regret,” the U.S. Space Force is investing $35 million in a national research team led by the University of Michigan to develop a spacecraft...

Earlier this month, General Atomics made its Fusion Synthesis Engine (FUSE) software available to others who want to design and build magnetic confinement fusion power plants....

The Department of Defense announced September 24 that it has broken ground on the site at Idaho National Laboratory’s Critical Infrastructure Test Range Complex (CITRC) where Project Pele, a...

When a SpaceX rocket lifted off from Kennedy Space Center on September 10 (see video here), sending a crewed commercial mission into low Earth orbit, an experiment designed by Pacific...

Nuclear power already has an energy density advantage over other sources of thermal electricity generation. But what if nuclear generation didn’t require a steam turbine? What if the...

The National Ignition Facility (NIF) at Lawrence Livermore National Laboratory has achieved fusion ignition at least five times, each time by directing its 192 high-powered lasers on a capsule...

Because of its hardness and its hardiness in the face of high temperatures, silicon carbide has been used for industrial purposes for decades. It has proven its worth as a key component of...