Solar sails have some major advantages over traditional propulsion methods—most notably, they don't use any propellant. But, how exactly do they turn? In traditional sailing, a ship's captain can ...

The turbulent air above a wildfire is punishing to aircraft structures. The excessive and frequent loads place an inordinate number of loading cycles on an aircraft, leading to accelerated crack ...

We collaborate with the world's leading lawyers to deliver news tailored for you. Sign Up for any (or all) of our 25+ Newsletters. Some states have laws and ethical rules regarding solicitation and ...

An overview of fatigue failure and how it affects mechanical systems. How FEA software enables engineers to predict fatigue failure points on structural designs, before the manufacturing process. From ...

A review of state inspection reports of a critical Rhode Island bridge that was partially shut down over safety concerns, resulting in major traffic headaches, led authorities to believe that ...

The Route 10 on-ramp that suffered a partial structural failure on Friday night was visibly deteriorating in photos taken ...

The probable cause of the American Airlines Flight 587 crash on Nov. 12, 2001, was "in-flight separation of the vertical stabilizer as a result of the loads beyond ultimate design that were created by ...