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(PhysOrg.com) -- The power and resolution of lens-based optical microscopes have improved by orders of magnitude since their invention around 1595. Nevertheless, relying on a high-magnification lens for image clarity has ...
Ancient multicellular fossils long thought to be ancestors of early marine life are remnants of land-dwelling lichen or other microbial colonies, says University of Oregon scientist Gregory Retallack, who has been studying ...
Paleontology & Fossils
Dec 12, 2012
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0
Researchers from the Department of Chemical Engineering at the Vrije Universiteit Brussel, Riga Technical University and the MESA+ Institute at the University of Twente have succeeded in arranging very small particles (10 ...
Nanomaterials
Feb 20, 2024
0
80
A 280-million-year-old fossil that has baffled researchers for decades has been shown to be—in part—a forgery, following new examination of the remnants.
Paleontology & Fossils
Feb 16, 2024
4
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The origin of a mysterious experimental observation in a superconductor with a magnetic impurity sitting on top of it has been revealed in a theoretical study by a RIKEN researcher and a collaborator. This could help realize ...
Superconductivity
Jan 30, 2023
0
44
A team of researchers from the University of Kiel in Germany and Aarhus University in Denmark, has found that darkling beetles create a type of lubricant in their legs to prevent their leg joints from wearing away. They describe ...
Since its discovery in the 1960s, the Jebel Sahaba cemetery (Nile Valley, Sudan), 13 millennia old, was considered to be one of the oldest testimonies to prehistoric warfare. However, scientists from the CNRS and the University ...
Archaeology
May 27, 2021
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16
Microscopic defects that occur in laser-based manufacturing of metal parts can lead to big problems if undetected, and the process of fixing these flaws can increase the time and cost of high-tech manufacturing. But new research ...
Optics & Photonics
Jun 17, 2019
0
117
A portable holographic field microscope developed by UConn optical engineers could provide medical professionals with a fast and reliable new tool for the identification of diseased cells and other biological specimens.
Optics & Photonics
Oct 31, 2017
0
18
A 40,000 year old piece of raven bone that was etched with near-even lines suggests Neanderthals had an eye for esthetics, French researchers said Wednesday.
Archaeology
Mar 30, 2017
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