After 53 years, US could soon allow supersonic flights over its skies

interestingengineering.com
Giant 150-foot wind-powered wing begins propulsion trials on 754-foot-long vesselMicron and GM forge long-term memory chip pact for software-defined vehicle platformsWorld’s first 100% electric hydrofoil pilot boat begins trials to cut port emissionsThis patented drivetrain could make hybrid vehicles simpler, lighter, and smarterWorld’s first narrow-gauge hydrogen train unveiled to replace diesel locomotives