Search results for bone mineralization

Ecology May 1, 2023

Fur seals on a remote island chain are exposed to huge amounts of toxic heavy metals, yet somehow, they're healthy

Juan Fernández fur seals are so poorly understood that they were considered extinct for nearly a century before a remnant population which had managed to evade generations of hunters was rediscovered in the 1960s.

Evolution Apr 3, 2023

Analysis of dinosaur eggshells: Bird-like Troodon laid 4 to 6 eggs in a communal nest

An international research team led by Goethe University Frankfurt, Germany, determined that Troodon, a dinosaur very close to modern birds, was a warm-blooded animal (an endotherm), but had a reproductive system similar to ...

Archaeology Mar 28, 2023

Their stories were lost to slavery. Now DNA is writing them

In the 1700s, a boy was born into slavery in Colonial America. He spent his life working in the coastal city of Charleston, South Carolina. And when he died in middle age, he was buried alongside 35 other slaves.

Space Exploration Mar 27, 2023

Study reveals map of moon's water near its south pole

A new study using the now-retired Stratospheric Observatory for Infrared Astronomy (SOFIA) has pieced together the first detailed, wide-area map of water distribution on the moon. SOFIA was a joint project of NASA and the ...

Paleontology & Fossils Mar 15, 2023

Fossilized guano suggests central Oregon region may once have hosted a colony of pterosaurs

A small team of paleontologists, assisted by a large group of volunteers has unearthed what may be evidence of an ancient colony of pterosaurs living in what is now a central region in Oregon. In their paper published in ...

Paleontology & Fossils Mar 9, 2023

Carnivores did not participate in the accumulation of human remains at the Sima de los Huesos site

The Atapuerca Research Team (EIA) participated in a paper led by the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH), that presents a taphonomic analysis of the bone alterations in the skeletons of more ...

Earth Sciences Feb 27, 2023

The origin of the mysterious honeycomb patterns found in salt deserts around the world

Salt deserts are among the most extreme and inhospitable places on the planet and their bizarre and other-worldly polygon-shaped structures attract hundreds of thousands of tourists every year.

Earth Sciences Feb 10, 2023

New models shed light on life's origin

The first signs of life emerged on Earth in the form of microbes about four billion years ago. While scientists are still determining exactly when and how these microbes appeared, it's clear that the emergence of life is ...

Ecology Feb 8, 2023

Study finds caribou have been using same Arctic calving grounds for 3,000 years

Caribou have been using the same Arctic calving grounds for more than 3,000 years, according to a new study by the University of Cincinnati. An epic migration leads caribou to same part of refuge to give birth every spring.

Evolution Feb 1, 2023

319-million-year-old fish preserves the earliest fossilized brain of a backboned animal

The CT-scanned skull of a 319-million-year-old fossilized fish, pulled from a coal mine in England more than a century ago, has revealed the oldest example of a well-preserved vertebrate brain.

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