Woe betide the rhinoceros radiologist. “Radiologists are very comfortable with dogs, cats, horses, cows,” said Dr. Michael Adkesson, the president and chief executive of Brookfield Zoo Chicago. But ask them to peer inside a critically endangered, 2,300-pound black rhino and they might quickly find themselves in uncharted territory. In 2018, …
Read More »Why Heat Waves of the Future May Be Even Deadlier Than Feared
Last month was the second-hottest September ever recorded; it came after the world’s warmest summer ever, in a year that is on track to be the most searing in recorded history. There’s only so much the human body can take. Heat killed 60,000 people in Europe alone in 2022, and …
Read More »The Early Bird Got the Cicada, Then an Evolutionary Air War Started
Today, few critters are as abundant as cicadas. Thousands of different cicada species are found throughout the world, and some even periodically emerge by the trillions. But the prehistoric world was not crawling with periodical swarms. The cicadas of the late Jurassic Period — which had bulkier bodies than today’s …
Read More »That 800-Year-Old Corpse in the Well? Early Biological Warfare.
In the dying days of the 12th century, with Norway in the grip of civil wars, the Baglers, a faction aligned with the archbishop, laid siege to Sverresborg, the castle stronghold of King Sverre Sigurdsson. The monarch was away, so the besiegers pillaged the castle, burned down houses and poisoned …
Read More »82 American Nobel Prize Winners Endorse Kamala Harris
More than 80 American Nobel Prize winners in physics, chemistry, medicine and economics have signed an open letter endorsing Vice President Kamala Harris for president. “This is the most consequential presidential election in a long time, perhaps ever, for the future of science and the United States,” reads the letter, …
Read More »As Bird Flu Spreads, Additional Human Infection Is Reported in Missouri
A Missouri resident who shared a home with a patient hospitalized with bird flu in August was also infected with the virus, federal officials reported on Thursday. But symptomatic health care workers who cared for the hospitalized patient were not infected, testing showed. The news eased worries among researchers that …
Read More »Grizzly Bear 399, Mother of 18 Cubs, Is Killed by Driver
Grizzly bear 399, one of the best known bears in the world and the oldest recorded reproducing female grizzly in the greater Yellowstone area, was struck by a car and died Tuesday south of Jackson, Wyo. She was 28. Nicknamed “399,” she was adored by millions as she lumbered along …
Read More »Why Democracy Lives and Dies by Math
“Math is power” is the tag line of a new documentary, “Counted Out,” currently making the rounds at festivals and community screenings. (It will have a limited theatrical release next year.) The film explores the intersection of mathematics, civil rights and democracy. And it delves into how an understanding of …
Read More »Ancient Cities Unearthed in Mountains of Central Asia
Michael Frachetti was on an archaeological dig high in the mountains of southeastern Uzbekistan in 2015 when a forestry official approached him. “You know, I’ve seen some of those kinds of ceramics in my backyard,” the official said, referring to the artifacts emerging from the dirt. “Come see.” The casual …
Read More »A Feathered Murder Mystery at 10,000 Feet
In January 2023, scientists attached tracking devices to eight grey plovers on the coast of the Wadden Sea off the Netherlands. The hope was to learn more about the birds’ yearly migration to breeding grounds in the Arctic. And all was going well until late May, when one of the …
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