Scientists have combined laser 3D printing technology and an alternate soaking process to construct complex 3D structures that mimic bone microstructure. This is the first demonstration of this fabrication method, and it ...
Biochemistry
Feb 12, 2024
0
64
Artificial structures called cellular materials have a network of internal spaces within a solid cell-like matrix. Their porous foam-like architecture combines advantages of low density with strength. Researchers at the National ...
Analytical Chemistry
Feb 8, 2024
0
1
The idea that two different human species, Homo sapiens (us) and Neanderthals, co-existed in western Eurasia 50–40,000 years ago has long captured the imagination of academics and the public alike.
Archaeology
Feb 7, 2024
0
57
Pioneering groups of humans braved icy conditions to settle in northern Europe more than 45,000 years ago, a "huge surprise" that means they could have lived there alongside Neanderthals, scientists said Wednesday.
Archaeology
Feb 4, 2024
0
51
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
