Abram Gannibal, African slave, military engineer, Pushkin's great-grandfatherlabrujulaverde.com·2 pts·martopix·0
Bikes, not self driving cars, are the technological gateway to urban progressnextcity.org·361 pts·martopix·408
The rise of smart cameras used to catch maskless students in US schoolstheguardian.com·3 pts·martopix·0