Modern Engineering Marvels on MSN

Why cargo jets still lose engines: The weak links investigators watch

A separated engine is not just a propulsion failure. On a large freighter during takeoff, it can become a structural event ...
Motoring USA on MSN

What your engine oil color is actually telling you

Engine oil color reveals its age, contamination level, and operating condition. Fresh oil is amber or light brown. Oil darkened to black but still translucent after a few thousand miles is normal.