Links

training sheep to eat the weeds but not your crops.

A clever chimp.

‘January 1943. Calumet City, Illinois. Indiana Harbor Belt Railroad switchman demonstrating signal with a fusee, used at twilight and dawn, when visibility is poor. This signal means “go ahead.”‘

an award-winnning stormwater management system designed for the city of Portland, Oregon… Perry’s project replaced the city’s combined storm/sewer pipe system with a landscaped curb extension carved out of a portion of the street’s parking zone.