2 new Omicron subvariants detected by South African scientists

South African scientists have detected two new sublineages of the Omicron variant of SARS-CoV-2, the virus that causes COVID-19. According to Tulio de Oliveira, Director of the Centre for Epidemic......

10 cities in the world with worst traffic jams

Heavy traffic is seen on the streets of Moscow during the evening rush hour. Photograph: Anton Golubev/Reuters People living in cities are the worst victims of traffic congestion. And their woes......