Search results for bone mineralization

Space Exploration Oct 1, 2026

90-plus-day spaceflights linked to higher rates of hip fractures in astronauts

New research has found that the rate of hip fractures among astronauts after spaceflights lasting more than 90 days was higher than after shorter spaceflights or among people who were not astronauts. The findings of the study ...

Ecology Sep 30, 2026

Dinosaur snacked on seaweed washed up on North American coasts, fossil teeth suggest

Storms routinely wash marine material ashore, providing food for land animals and other organisms. This is known as marine subsidization (MS). Today, MS is particularly common in coastal ecosystems and is especially important ...

Paleontology & Fossils Sep 28, 2026

An ancient human face emerges from pieced together Moroccan fossil remains

In the 1960s, a miner working at a mineral extraction site in Jebel Irhoud, Morocco, struck something far more valuable than any mineral in the area: a skull with distinctly humanlike features. After an initial examination, ...

Archaeology Sep 25, 2026

Two ancient burial sites may explain mystery of Göbeklitepe's scattered human bones

Since 1995, archaeologists have excavated hundreds of human bones from Göbeklitepe, an archaeological site in southeastern Türkiye. The ancient remains are around 10,000 years old and date to a time when humans were beginning ...

Bio & Medicine Sep 18, 2026

Amino acids and a bone mineral may help control magnesium implant breakdown, three student papers suggest

Seeing a bachelor's thesis published in a scientific journal is relatively uncommon. For three theses linked to the same research group to result in scientific publications within just three months is downright rare. Yet ...

Paleontology & Fossils Sep 16, 2026

Tyrannosaurus rex teeth reveal a body temperature close to the human average

When picturing a scaled, toothy Tyrannosaurus rex stomping across North America, building nests and eating other dinosaurs, it's easy to forget that scientists have gleaned everything we know about T. rex from clues left ...

Plants & Animals Sep 13, 2026

Luminescence dating pushes age of South Dakota's Mammoth Site back by more than 100,000 years

Deep within an ancient sinkhole lie the remains of dozens of mammoths, prehistoric wanderers who waded into the warm springs to their deaths. These deaths had long been accepted as having occurred roughly 26,000 years ago, ...

Evolution Sep 10, 2026

A fossil feather preserved inside dinosaur poop could help explain why birds survived the mass extinction

About 66 million years ago, a dinosaur—maybe a T. rex or a Nanotyrannus—ate a bird. The record of that meal, in the form of fossilized poop, has survived to today, preserving the best example of a feather ever found from ...

Biotechnology Sep 3, 2026

Neutron bone imaging brings T. rex to life

A broken rib from Scotty, the largest T. rex skeleton discovered, is helping scientists uncover new information about life on Earth 66 million years ago. Scotty's rib preserves something rarely seen in the fossil record: ...

Paleontology & Fossils Aug 21, 2026

Twenty years and 7,500 fossils reveal what blurs Earth's marine fossil record

In productive marine environments, a square meter (10.8 square feet) of seafloor can be perforated by hundreds to thousands of isolated and interconnected tunnels through which crawl and writhe a cornucopia of clams, shrimp, ...

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