A new detailed study of notes and sketches by Leonardo da Vinci has identified a page of scribbles in a tiny notebook as the place where Leonardo first recorded the laws of friction. The research also shows that he went on ...
General Physics
Jul 22, 2016
1
3003
Theoretical physicists studying the behavior of ultra-cold atoms have discovered a new source of friction, dispensing with a century-old paradox in the process. Their prediction, which experimenters may soon try to verify, ...
Quantum Physics
Jun 27, 2016
0
130
When an automobile's engine is improperly lubricated, it can be a major hit to the pocketbook and the environment.
Nanomaterials
Jan 25, 2016
2
1421
Winter is coming, promising the usual bouts of frozen precipitation for northern locations. The slickness of snow and ice is a big pain if you're driving, flying or walking, but can be a lot of fun if you strap on a pair ...
Condensed Matter
Dec 8, 2015
3
31
Some of the inner workings of Earth's subduction zones and their "megathrust" faults are revealed in a paper published today in the journal Science. U.S. Geological Survey scientist Jeanne Hardebeck calculated the frictional ...
Earth Sciences
Sep 10, 2015
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20
Geoscientists at the University of Liverpool have used friction experiments to investigate the processes of fault slip.
Earth Sciences
Jun 30, 2015
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43
Working together to study friction on the atomic scale, researchers at UC Merced and the University of Pennsylvania have conducted the first atomic-scale experiments and simulations of friction at overlapping speeds.
Nanophysics
Jun 24, 2015
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45
Friction, the force that slows down objects as they slide across a surface, can save lives when car brakes are slammed. Yet despite its obvious importance, no one knows for sure how friction works at the level of atoms and ...
Materials Science
May 15, 2015
2
4665
Researchers have demonstrated a new process for the expanded use of lightweight aluminum in cars and trucks at the speed, scale, quality and consistency required by the auto industry. The process reduces production time and ...
Materials Science
May 12, 2015
2
60
Technological limitations have made studying friction on the atomic scale difficult, but researchers at the University of Pennsylvania and the University of California, Merced, have now made advances in that quest on two ...
Nanophysics
May 7, 2015
0
62
