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Air taxi / bird collisions, Moose / train collisions, Ketchup, Pathology stars

This week’s Feedback column (that I write) in New Scientist magazine has four segments. Here are bits of each of them: Mid-air collision — To learn whether air taxi passengers need worry about collisions with birds, a crash programme in Germany did some tests. What with the complexity and danger of having actual air taxis have congress with actual […]

Where and When Snow Comes Off a Moving Train

The snowfall from a snow-laden (from a snowfall) train is somewhat predictable—and so can be somewhat controlled, suggests this study: “Studies of Snow-Dropping from a Train on a Turnout due to Dynamic Excitations,” Tiia-Riikka Loponen, Pekka Salmenperä, Heikki Luomala, and Antti Nurmikolu, Journal of Cold Regions Engineering, vol. 32, no. 2, June 2018. The authors, […]

Improbable Research