Search results for bone mineralization

Paleontology & Fossils Jan 7, 2024

Coal miners in North Dakota unearth a mammoth tusk buried for thousands of years

The first person to spot it was a shovel operator working the overnight shift, eyeing a glint of white as he scooped up a giant mound of dirt and dropped it into a dump truck.

Biochemistry Dec 20, 2023

Mineral coatings could enable shelf-stable mRNA therapies

A protective mineral coating identified by University of Wisconsin–Madison biomedical engineering researchers could allow powerful messenger RNA therapeutics like COVID-19 vaccines to be stored at room temperature, making ...

Plants & Animals Dec 15, 2023

New analysis confirms precolonial lineage of extinct Indigenous woolly dog

Dogs have been in the Americas for more than 10,000 years. They were already domesticated when they came from Eurasia with the first people to reach North America. In the coastal parts of present-day Washington state and ...

Paleontology & Fossils Dec 14, 2023

Paleontologist discovers rare soft tissue in fossil of crab

Most animals and plants never fossilize. For those that do, it's usually only hard parts such as bones and shells that preserve. However, in some exceptional cases, soft tissues such as muscles and gills survive the fossilization ...

Bio & Medicine Nov 15, 2023

Researchers develop novel selenium nanoparticles for managing postmenopausal osteoporosis

As the aging population around the world grows, metabolic diseases like osteoporosis are becoming more prevalent and placing a greater burden on health care systems. Rising to this challenge, a research team led by Prof. ...

Environment Nov 13, 2023

Desperate for water, a desert city hopes to build a pipeline to the California Aqueduct

After decades of unrestricted pumping in the rain-starved northwestern corner of the Mojave Desert, the Indian Wells Valley Groundwater Basin Authority has the distinction of managing one of the most critically overdrawn ...

Archaeology Oct 27, 2023

Bringing a shark to a knife fight: 7,000-year-old shark-tooth knives discovered in Indonesia

Excavations on the Indonesian island of Sulawesi have uncovered two unique and deadly artifacts dating back some 7,000 years—tiger shark teeth that were used as blades.

Cell & Microbiology Oct 26, 2023

New imaging method reveals activity of cells that break down bone

Bone may seem as if it's a hard, lifeless structure, but now the cells living within have been imaged in unprecedented detail, thanks to an innovative imaging method developed at the Garvan Institute of Medical Research.

Evolution Oct 16, 2023

Scientists and philosophers identify nature's missing evolutionary law

A paper published in the Proceedings of the National Academy of Sciences describes "a missing law of nature," recognizing for the first time an important norm within the natural world's workings.

Plants & Animals Oct 12, 2023

Salmon that eat salmon are more environmentally friendly, researchers say

Using a larger proportion of each individual salmon here in Norway will make the aquaculture industry less dependent on importing ingredients for salmon feed. Using locally produced raw materials is also good for the environment.

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