Bone regeneration is a complex process, and existing methods to aid regeneration including transplants and growth factor transmissions face limitations such as the high cost. But recently, a piezoelectric material that can ...
Analytical Chemistry
Feb 1, 2024
0
45
A genetic analysis of bone fragments unearthed at an archaeological site in central Germany shows conclusively that modern humans—Homo sapiens—had already reached Northern Europe 45,000 years ago, overlapping with Neanderthals ...
Archaeology
Jan 31, 2024
0
564
Last summer, archaeologists from Gothenburg University and Kiel University excavated a dolmen, a stone burial chamber, in Tiarp near Falköping in Sweden. The archaeologists judge that the grave has remained untouched since ...
Archaeology
Jan 29, 2024
0
254
Were dinosaurs already on their way out when an asteroid hit Earth 66 million years ago, ending the Cretaceous, the geologic period that started about 145 million years ago? It's a question that has vexed paleontologists ...
Paleontology & Fossils
Jan 25, 2024
0
234
Gliding winged-reptiles were among the ancient crocodile residents of the Mendip Hills in Somerset, researchers at the University of Bristol have revealed.
Paleontology & Fossils
Jan 22, 2024
0
115
A Mayo Clinic research experiment will be part of a payload that launches into space from NASA's Kennedy Space Center in Cape Canaveral, Florida, on Jan. 29, subject to weather conditions and other factors. The research team ...
Space Exploration
Jan 22, 2024
0
11
Conflict has existed throughout human history, and it has often been violent. Attacks, assassinations, raids, ambushes, and vendettas feature in archaeological records almost as far back as the origin of humankind itself. ...
Archaeology
Jan 11, 2024
0
18
A team of biologists, historians, and Earth and environmental scientists affiliated with multiple institutions in the U.S. has found evidence that contradicts historical accounts of the size and feeding habits of the now-extinct ...
The evolution of animal heads is a remarkable example of how various anatomical features co-evolved to adapt to different ecological niches, behaviors and functions. But the intricate details of why vertebrate head shapes ...
Plants & Animals
Jan 10, 2024
0
51
Bile ducts are pathways that carry hepatocyte-produced bile from the liver to the small intestine. In the human fetal liver, bile ducts are formed from bile duct epithelial cells surrounding the portal vein, and hepatocytes ...
Cell & Microbiology
Jan 9, 2024
0
1
