Testing Lego-compatible axles

See the comprehensive testing of Lego plastic vs carbon fiber vs aluminum vs stainless steel Lego-compatible axles in this video, evaluating their maximum torque, durability, and friction.

Compressor cracks cited in Canadian helo crash

Fractures in the sixth-stage compressor wheel triggered a catastrophic engine failure and caused the April 2022 fatal crash of a Kestrel Helicopters 1981 Hughes 369D during long-line slinging operations in British Columbia, according to a recently released report from Canada’s Transportation Safety Board.