A little more than two months ago, a Rocket Lab employee called the Stennis Space Center Fire Department from the nearby E3 test stand. There was a grass fire where Archimedes engines undergo testing.

Rolls-Royce and the U.S. Air Force validated the F130’s ability to meet performance requirements for the B-52 missions, getting closer to flight testing. Engine maker Rolls-Royce announced on Feb. 24, ...

AI data centers face grid delays and turbine shortages, pushing developers toward gas reciprocating engines for fast, scalable gigawatt power. The grid can’t supply the power AI factories demand. Gas ...