When an electron travels through a polar crystalline solid, its negative charge attracts the positively charged atomic cores, causing the surrounding crystal lattice to deform. The electron and lattice distortion then move together through the…
Author: admin
-
Physicists observe polaron formation for the first time
-
New theory argues wormholes are time mirrors, not cosmic tunnels
Theoretical research led by Professor Enrique Gaztañaga of the University of Portsmouth challenges the longstanding scientific belief that wormholes constitute a physical passage through spacetime. Gaztañaga proposes that these structures,…
Continue Reading
-
This Simple Exercise Habit May Keep Your Brain Younger
Adults who exercised regularly for a year had brains that appeared nearly a year younger on MRI scans. Protecting brain health is a lifelong effort, and new findings from the AdventHealth Research Institute suggest that regular exercise could…
Continue Reading
-
From cells to companies: Study shows how diversity scales within complex systems
A mystery novel, a history book, and a fantasy epic may have little in common in plot or style. But count the words inside them and a strange regularity appears: many new words show up early, then fewer and fewer as the author reuses what has…
Continue Reading
-
Which countries are actually serious about developing their own rockets?
Many European nations have their own satellite projects. Historically, their preference for launching on European rockets has not been as strong as it is for pan-European programs managed by ESA and the EU. So it has never…
Continue Reading
-
Tuned nanocrystals speed light-driven reactions by matching molecular vibrations
Adjusting the size and chemistry of nanocrystals within an ultrathin surface can speed up light-driven chemical reactions, according to a University of Michigan Engineering study published in the Journal of the American Chemical Society. The new…
Continue Reading
-
Scientists Have Uncovered Embryos Older Than Most Dinosaur Fossils, Did They Give Birth to Live Young?
An international team of paleontologists has uncovered the oldest known fossil reptile embryos, dating back approximately 280 million years. This discovery, featuring well-preserved embryos of mesosaur, an ancient aquatic reptile, was made…
Continue Reading
-
Running AI models is turning into a memory game
When we talk about the cost of AI infrastructure, the focus is usually on Nvidia and GPUs — but memory is an increasingly important part of the picture. As hyperscalers prepare to build out billions of dollars worth of new data centers, the…
Continue Reading
-
Early study connects dogs' cancer survival with their gut microbiome composition
Canine cancer patients receiving a new form of immunotherapy lived longer or shorter depending on the composition of their microbiome, the community of organisms living in their gut. Results of the clinical trial led by Oregon State University…
Continue Reading
-
The giant fire tornado that could save our oceans
In the frantic hours following an offshore oil spill, emergency responders face a destructive decision: let the oil spread or ignite it. Once ignited, it creates an “in-situ” fire pool that stops the oil from spreading and poisoning marine…
Continue Reading