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Ecology Aug 20, 2023

Study: Changing climate, growing human populations and widespread fires contributed to the last major extinction event

Over the past decade, deadly wildfires have become increasingly common because of both human-caused climate change and disruptive land management practices. Southern California, where the three of us live and work, has been ...

Ecology Aug 17, 2023

Study shows that wildfires once fueled extinctions in Southern California; will it happen again?

Tens of thousands of years ago, before the last ice age ended, vast herds of saber-toothed cats, giant sloths, American camels and other fantastic beasts roamed Southern California.

Environment Aug 15, 2023

Why older people are some of those worst affected by climate change

While we are all affected to some extent by extreme weather, it is older adults, especially older women and those with disabilities, who tend to be the most vulnerable. Who struggles most is partly determined by age but also ...

Veterinary medicine Jul 20, 2023

Q&A: COVID-19 likely came from animals—why aren't we working to prevent a new scourge?

COVID-19 has killed 7 million people worldwide so far. The novel coronavirus that causes it is widely believed to have jumped from animals to humans at a market selling live animals in Wuhan, China, in late 2019. Now the ...

Cell & Microbiology Jul 18, 2023

New infection mechanism in SARS-CoV-2 discovered

Researchers from Heidelberg Medical Faculty, Heidelberg University Hospital and German Cancer Research Center investigate molecular relationships that promote infection and spread of SARS-CoV-2. The results may provide a ...

Archaeology Jul 17, 2023

Field site shows evidence of humans in Oregon 18,000 years ago

Oregon archaeologists have found evidence suggesting humans occupied the Rimrock Draw rock shelter outside of what is now the Eastern Oregon town of Riley more than 18,000 years ago.

Social Sciences Jun 28, 2023

Anthropologist examines nomadic pastoralists in Russia

For centuries, nomadic pastoralists have been moving their livestock with the seasons between camps at the headwaters of the Yenisei River in Tuva in Russia and northern Mongolia. In new research, Adjunct Associate Professor ...

Evolution Jun 20, 2023

Brazilian fossil provides earliest evidence of evolutionary trait that enabled dinosaurs to become giants

The missing link has just been found between the earliest dinosaurs, whose size ranged from a few centimeters to at most three meters in length, and more recent giants that could be more than twice the length of a bus and ...

Archaeology Jun 14, 2023

Study: Paleo-Americans hunted mastodons, mammoths and other megafauna in eastern North America 13,000 years ago

The earliest people who lived in North America shared the landscape with huge animals. On any day these hunter-gatherers might encounter a giant, snarling saber-toothed cat ready to pounce, or a group of elephantlike mammoths ...

Environment Jun 12, 2023

Pakistan orders mass evacuations ahead of cyclone landfall

Pakistan authorities on Monday began an evacuation effort to move 80,000 citizens out of the path of an approaching cyclone, which is expected to bring winds of up to 120 kilometers per hour.

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