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Inside the secret lives of synchronous fireflies
In the Smoky Mountains, thousands of fireflies flash in unison. Researchers want to know how.
October 11, 2020
Is Iceland’s most active volcano about to erupt?
The ice-covered Grímsvötn volcano produced an unusually large and powerful eruption in 2011. Now, says this volcanologist, there are clear signs that Grímsvötn is getting ready to erupt again.
October 9, 2020
Did this mass extinction event trigger dawn of the dinosaurs?
New research suggests that a series of huge volcanic eruptions, 233 million years ago, led to a mass extinction event that heralded the dawn of the dinosaurs.
October 2, 2020
Which insects have the worst stings?
Some of the most painful stings come from tarantula hawk wasps, warrior wasps, and bullet ants.
September 30, 2020
2020 Arctic sea ice minimum 2nd lowest on record
On September 15, 2020, Arctic sea ice reached its annual minimum extent, the 2nd-lowest on record. The Arctic region in general is warming 3 times faster than the rest of the planet.
September 22, 2020
A Chinese perspective on autumn
In Chinese thought, autumn is with the direction west, considered to be the direction of dreams and visions.
September 22, 2020
Satellite data helps climbers ascend Mt. Everest
Data from ESA's Copernicus Sentinel-2 satellite help climbers negotiate a treacherous glacier on the route to Mt. Everest's summit.
September 20, 2020
Earth’s glaciers and ice sheets are melting
Several new studies released in recent weeks paint a dire picture of the ongoing melting of Earth's freshwater ice sheets and glaciers, 99% of which are found in Greenland and Antarctica.
September 16, 2020
Northern Hemisphere just had its hottest summer on record
Not only was August 2020 the 2nd-warmest August on record, but the Northern Hemisphere had its warmest summer on record, and the globe as a whole had its 3rd-hottest 3-month season.
September 16, 2020
