As a kid, Perry Brown sometimes was called on to climb up steel grain bins to check if they were full. Now, Brown and partner Steve Erickson have invented and are selling a device that does the job ...
Hopes for electric farming took the Monarch Tractor start-up company in California to a valuation of $500m. Time magazine even named it one of 2023's best inventions, but the tractor was a total failu ...
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