Tens of thousands of handwritten pages by one of the 20th century's greatest mathematicians, Alexander Grothendieck, many of which the eccentric genius penned while living as a hermit, were unveiled in France on Friday.
Mathematics
Sep 29, 2023
0
461
Wetting a fountain pen to compose a thank-you note is a grand way to express gratitude for a holiday gift, yet we often don’t give a thought to what happens when ink moves from pen to paper. But for a team of South Korean ...
General Physics
Dec 30, 2011
20
0
Here's a consumer electronics riddle: What's the opposite of the iPad? Answer: the Livescribe Echo "smartpen." It's as if Livescribe and Apple both looked at the old pen-and-pad combination, but completely disagreed on how ...
Consumer & Gadgets
Sep 14, 2011
8
0
Using a newly developed technique, scientists at the Max Planck Institute for Nuclear Physics (MPIK) in Heidelberg have measured the very small difference in the magnetic properties of two isotopes of highly charged neon ...
Quantum Physics
Jun 15, 2022
0
2715
Fujitsu Laboratories today announced that it has developed an industry-first technology supporting the digitization of results from sticky-note brainstorming sessions by utilizing a digital pen.
Consumer & Gadgets
Mar 27, 2012
0
0
One of the greatest mysteries of modern physics is the imbalance of matter and antimatter in the Universe. As every particle is produced and destroyed in tandem with its antiparticle, which has an identical mass but opposite ...
General Physics
Jun 14, 2013
2
0
(Phys.org)—A small team of researchers working at the Primate Research Institute at Kyoto University has found evidence that chimps are able to use gestures to convey distance to a person. In their paper published in the ...
Physicists succeeded in the first direct high-precision measurement of a fundamental property of the proton / Results will contribute to a better understanding of the matter/antimatter asymmetry.
General Physics
Jun 6, 2014
0
0
Researchers at ETH have managed to trap ions using static electric and magnetic fields and to perform quantum operations on them. In the future, such traps could be used to realize quantum computers with far more quantum ...
Quantum Physics
Mar 13, 2024
0
50
(Phys.org)—A research group in China has discovered that the ink in an ordinary pen makes for a good coating when building a supercapacitor. The team, from Peking University (Beijing National Laboratory for Molecular Sciences) ...
The Commonwealth of Pennsylvania i/ˌpɛnsɨlˈveɪnjə/ is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to the east. The state's four most populous cities are Philadelphia, Pittsburgh, Allentown, and Erie. The state capital is Harrisburg.
Pennsylvania has 51 miles (82 km) of coastline along Lake Erie and 57 miles (92 km) of shoreline along the Delaware Estuary. As of the 2000, and 2010 census, Pennsylvania has one of the largest European American populations and a strong African American population.
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