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When U.S. engineer Mark Rober — who worked on the design of NASA’s Mars Rover — saw a pair of thieves snatch an Amazon package off of his front doorstep, he decided to take matters into his own hands. Check out this article and video to see the device Rober engineered to teach greedy thieves a lesson.

Petroleum pipeline leaks are costly – for business and for the environment. Researchers are now developing bacteria-based sensors to detect hydrocarbons released by a leak – and emit a wireless alert signal to technicians.

The Avro Arrow –a triumph of aerospace achievement in Canadian history. Launched in 1953, the Avro Arrow project was innovative for the times as the most advanced and fastest interceptor aircraft.