Discovery & Inventions

Wed, 20 Oct 2021
Hot time, summer in the city: Growing threat of extreme heat on urban populations

Exposure to dangerous temperatures has doubled since the mid-1980s

Between climate change and the “urban heat island” effect, many of the world’s cities are sizzling. Extreme heat already affects almost 2 billion urban residents worldwide, according to a new study led by …

Continue Reading

Wed, 20 Oct 2021
Ocean life helps produce clouds, but existing clouds keep new ones at bay

Findings alter the prevailing understanding of how marine life influences clouds

Stand on the ocean’s shore and take a big whiff of the salt spray and you will smell the unmistakably pungent scent of the sea. The ripe, almost rotting smell? That’s sulfur.

Marine plankton breathe more than 20 million tons of sulfur into the air every year, mostly …

Continue Reading