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Science

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Mammoth bone findings suggest humans may have lived in North America much earlier than previously thought

The fossilized bones, in particular, could suggest people lived in North America tens of thousands of years before the generally accepted date for the arrival of the first Native Americans of about 10,000 B.C. BCE.
The excavation site mostly holds broken bones from the mammoths’ ribs and spine. The most prominent fossil is a portion of the adult mammoth’s skull.
The excavation site mostly holds broken bones from the mammoths’ ribs and spine. The most prominent fossil is a portion of the adult mammoth’s skull.

A race to save fish as Rio Grande dies, even in Albuquerque

For the first time in four decades, America’s fifth-longest river went dry in the New Mexico city last week.
Fish biologists work to rescue the endangered Rio Grande silvery minnows from pools of water in the dry Rio Grande riverbed on July 26, 2022, in Albuquerque, N.M.
Fish biologists work to rescue the endangered Rio Grande silvery minnows from pools of water in the dry Rio Grande riverbed on July 26, 2022, in Albuquerque, N.M.
3d ago

Pythons are eating alligators and everything else in Florida. Snake hunters stand poised to help.

The annual Florida Python Challenge invites novices to hunt invasive Burmese pythons alongside professionals and compete for cash prizes.
Snake hunter Amy Siewe removes a dead python from a plastic bag in the backyard of a house in Delray Beach, Fla., on May 21, 2020.
Snake hunter Amy Siewe removes a dead python from a plastic bag in the backyard of a house in Delray Beach, Fla., on May 21, 2020.
3d ago

Parts of Australia's Great Barrier Reef show highest coral cover in 36 years

The report comes as UNESCO considers whether to list the Great Barrier Reef as “in danger.”
A diver is towed as part of the Great Barrier Reef monitoring program.
A diver is towed as part of the Great Barrier Reef monitoring program.

U.N. nuclear chief: Ukraine nuclear plant is 'out of control'

The director general of the International Atomic Energy Agency said the situation is getting more perilous every day at the Zaporizhzhia plant in Enerhodar, which Russian troops seized in early March.
The second reactor at the Zaporizhzhia nuclear power plant
The second reactor at the Zaporizhzhia nuclear power plant
4d ago

Volcano near Iceland's main airport erupts after eight month pause

The Icelandic Meteorological Office urged people not to go near the Fagradalsfjall volcano, which is located some 20 miles southwest of the capital, Reykjavik.
The Fagradalsfjall volcano near the Keflavik Airport in Iceland is active on Aug. 3, 2022.
The Fagradalsfjall volcano near the Keflavik Airport in Iceland is active on Aug. 3, 2022.

Cell reanimation in the organs of dead pigs confounds conventional understanding of life and death

The new research challenges the idea that the beginning of cell death is irreversible, though bioethicists say it also poses significant questions.
A pig and piglets walk in a pen
A pig and piglets walk in a pen

Extreme heat is exacting a stark toll in the U.S. — claiming more lives than any other weather event

There are more yearly deaths attributed to heat than to other weather disasters, including floods, hurricanes and tornadoes.
Heatwave in Houston
Heatwave in Houston

As new Alzheimer’s drugs have failed, scientists are shifting focus to other potential causes

Toxic plaque buildup in the brain may play a role in the disease, but in the search for effective treatments, researchers are looking to other potential causes.
A participant in the clinical trial of the Alzheimer's therapy aducanumab, sold under the brand name Aduhelm, at Butler Hospital in Providence, R.I., on May 27, 2021.(Kayana Szymczak/The New York Times)
A participant in the clinical trial of the Alzheimer's therapy aducanumab, sold under the brand name Aduhelm, at Butler Hospital in Providence, R.I., on May 27, 2021.(Kayana Szymczak/The New York Times)

Extinct panda species found in Europe reinforces that the animal's origins are not all black and white

Modern giant pandas are a celebrated national symbol in China, and the idea their ancestors came from Europe is not welcome there.
A newly discovered species of giant panda named Agriarctos nikolovi that lived around six million years ago.
A newly discovered species of giant panda named Agriarctos nikolovi that lived around six million years ago.

Pacific Northwest's planning pays off after last year's heat dome served as a wake-up call

Local governments spent the cooler months preparing for impacts — with some evidence that the new planning, while incomplete, was paying off. 
Image: Gabe DeBay, Medical Services Officer with the Shoreline Fire Department, checks the blood pressure of a homeless man at a tent encampment during the hottest part of the day on July 26, 2022 in Shoreline, Wash.
Image: Gabe DeBay, Medical Services Officer with the Shoreline Fire Department, checks the blood pressure of a homeless man at a tent encampment during the hottest part of the day on July 26, 2022 in Shoreline, Wash.

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