Wednesday's science stories

Sep 22, 2021 - Science

Rare magnitude 5.9 earthquake shakes buildings across Australia

People gather near a building damaged by a 5.9 magnitude earthquake in central Melbourne, Australia, on Wednesday. Photo: William West/AFP via Getty Images

A magnitude 5.9 earthquake struck northeast of Melbourne, Australia, on Wednesday, causing buildings to shake over 300 miles away in the national capital, Canberra, per the Canberra Times.

Why it matters: Australian Prime Minister Scott Morrison noted at a briefing that earthquakes are "very rare events in Australia." It was one of seven quakes to strike the state of Victoria Wednesday, with tremors felt across four states, the Australian Broadcasting Corporation notes.

Hispanic Heritage Month: Gracias, México, for color TVs

The patent diagram (left) from Guillermo González Camarena's chromoscopic adapter, and he and the engineer (right inspecting TV equipment around 1955 in Mexico City. Photos: U.S. Patent Office and Instituto Nacional de Antropología e Historia de México

Credit Mexican engineering and entrepreneurship for developments that led to the color television, oral contraception and finding a way to help mend the ozone layer.

Why it matters: The contributions helped modernize how we could see the world; improve women's health and expand women's roles beyond the home; and identify dangerous emissions and how to reduce them.