We toured a specially modified Boeing 747 used as a 'flying laboratory' to test new jet engines. See inside.

GE Aerospace is building the world's largest jet engine for Boeing's new 777X, and it's using a giant 747 to test it. We toured the unique plane.
Hosted on MSN

The brutal tests every jet engine must pass before flying

Ever wondered what makes flying the safest way to travel? Before any jet engine is allowed to power a commercial aircraft, it must go through some of the most extreme and brutal tests imaginable. From ...
Flightglobal

Hermeus begins testing pre-cooler technology for hypersonic engine

Hypersonic developer Hermeus has begun testing a proprietary pre-cooler technology that will allow a standard Pratt & Whitney F100 jet engine to operate at higher speeds and with greater efficiency.
Yahoo! Sports

Second jet test stand work under way at Stennis

BAY ST. LOUIS, Miss. (AP) -- Rolls-Royce North America has broken ground on $50 million second jet engine test stand at the John C. Stennis Space Center in Hancock County, Miss. The ceremony was ...
YourStory

DG Propulsion builds the small jet engines that India has always had to import

The Delhi-based company designs and manufactures compact turbojets for unmanned aircraft, and one of its engines powered the ...
Flightglobal

GE and Kratos complete high-altitude testing of GEK800 autonomous fighter engine

GE Aerospace and Kratos have concluded high-altitude testing of a small jet engine intended to power uncrewed fighter aircraft. The pair, which announced their intent to jointly develop the GEK800 ...
SlashGear

How Jet Engine Output Is Measured (No, It's Not By Horsepower)

With their capability to fly higher, farther, and more efficiently, jet engines have transformed air travel since their introduction. From its origins in the 1930s, the jet engine was a substantial ...