By mixing a small peptide with equal amounts of its mirror image, a team of scientists at UC Santa Cruz has created an unusual protein structure known as a "rippled beta sheet" and obtained images of it using X-ray crystallography. ...
Biochemistry
Dec 17, 2021
0
95
Every 6 minutes someone is told they're going blind. One of the major causes of human blindness is a disease called Retinitis Pigmentosa (RP), which causes progressive degeneration of the retina and vision loss. Approximately ...
Molecular & Computational biology
Dec 17, 2021
0
8
Despite its prior status as a luxury commodity, silver became widely used for coinage in the Roman world from the 7th century BCE onward and provided a standardized monetary system for ancient Mediterranean civilizations. ...
Archaeology
Dec 17, 2021
0
121
Giant, long-necked sauropods, thought to include the largest land animals ever to have existed, preferred to live in warmer, more tropical regions on Earth, suggesting they may have had a different physiology from other dinosaurs, ...
Paleontology & Fossils
Dec 17, 2021
0
2852
The world likely will generate more electricity from the dirtiest source this year than ever before, indicating just how far the energy transition still needs to run in the fight against climate change.
Environment
Dec 17, 2021
13
48
Atomic-scale magnetic patterns resembling a hedgehog's spikes could result in hard disks with massively larger capacities than today's devices, a new study suggests. The finding could help data centers keep up with the exponentially ...
Nanophysics
Dec 17, 2021
0
1020
Confronted with a jet-black globular fish with razor-sharp teeth, prickly skin and a strange stalk protruding from its head, lifeguards at Swami's Beach in Encinitas, California, immediately knew they had something extraordinary ...
Plants & Animals
Dec 17, 2021
0
56
In late December, SpaceX-24 will deliver a payload to the International Space Station. Three new experiments that will help scientists better understand specific biological and physical phenomena will be on board.
Space Exploration
Dec 17, 2021
0
62
Composite hydrogels can incorporate natural polymers and bioactive glass as promising materials for bone regeneration. However, the applications of such constructs are limited by poor compatibility between organic and inorganic ...
Lead-free vacancy-ordered perovskite Cs2M4+X6 (X=Cl-, Br- or I-) nanocrystals feature low toxicity, high stability and unique optical properties.
Nanomaterials
Dec 17, 2021
0
222
