Why Does The Boeing 747-400 Have 3 Engine Types?

One iconic plane, three very different engines. Unravel the mystery of the 747-400's multi-engine design and the strategic thinking behind it.
SpaceNews

SpaceX Conducts First Multi-engine Firing of Falcon 9 Rocket

On Jan. 18, Space Exploration Technologies Corp. (SpaceX) conducted the first multi-engine firing of its Falcon 9 medium to heavy lift rocket at its Texas Test Facility outside McGregor. The engines ...
SlashGear

Yes, Yamaha Sells Multi Purpose Engines (But Can You Put Them On Your Car?)

Yamaha is known for making great engines across several different platforms, with a solid brand cachet among motorcyclists, boating enthusiasts, and even involvement in Formula 1 engine production.
Business Wire

Textron Aviation Special Missions begins deliveries of U.S. Navy Beechcraft King Air 260 Multi-Engine Training System (METS) Aircraft

WICHITA, Kan.--(BUSINESS WIRE)--Textron Aviation today announced it delivered the first two of up to 64 Multi-Engine Training System (METS) Beechcraft King Air 260 aircraft contracted by Naval Air ...