Tuesday's science stories

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.

Updated Sep 20, 2021 - Science

Thousands flee after volcano erupts on Spain's La Palma

A river of lava approaches houses as Mount Cumbre Vieja erupts, spewing out columns of smoke, ash and lava on the Canary island of La Palma on Sept. 19. Photo: Desiree Martin/AFP via Getty Images

About 5,000 people, including 500 tourists, on the Spanish island of La Palma, have been forced to evacuate after a volcano, known as Mount Cumbre Vieja, erupted Sunday, Reuters reports.

Driving the news: The explosion, which took place in a southern area of the island known as Cabeza de Vaca, came after several weeks of seismic activity, with authorities recording an earthquake of about 3.8 magnitude before the eruption.

White House aims to protect workers from extreme heat

Two pear pickers in Hood River, Ore. on Aug. 13. Photo: Michael Hanson/AFP via Getty Images

The White House announced a slew of actions Monday, including the start of a rule-making process at the Occupational Safety and Health Administration (OSHA), to protect American workers from extreme heat.

Driving the news: The U.S. just had its hottest summer on record, with triple-digit-temperatures killing hundreds in the Pacific Northwest and exposing outdoor workers to dangerous conditions.