The solution to a 200-year-old encryption
(PhysOrg.com) -- The mathematician who deciphered the final, encrypted page of a letter sent to President Thomas Jefferson in 1801 will visit the University of Oregon to tell how he did it.
(PhysOrg.com) -- The mathematician who deciphered the final, encrypted page of a letter sent to President Thomas Jefferson in 1801 will visit the University of Oregon to tell how he did it.
Mathematics
Jan 11, 2010
0
0
They're loud. They're sexually aroused. And for one special, cacophonous month up to a trillion of them will engulf suburbs and woodlands across America.
Ecology
Apr 27, 2024
0
80
The Jefferson Project at Lake George, one of the most ambitious research projects to deploy Big Data and analytics technology to manage and protect a body of fresh water, is entering a new phase in which enormous amounts ...
Engineering
Jun 29, 2015
0
89
Around the time of the Revolutionary War, the Americans faced a threat beyond the British: the ideas of French naturalist Georges-Louis Leclerc, Comte de Buffon, the world's leading intellectual at the time and author of ...
Archaeology
Nov 4, 2019
0
692
The 1895 fire that all but destroyed Thomas Jefferson's Rotunda was thought to have left no traces of the iconic building's dome. But University of Virginia masons working on the building's current renovation have discovered ...
Archaeology
Jul 28, 2014
0
0
Over the past month, a Virginia Commonwealth University lab has been using 3-D scanning and printing technology to create chess sets, with each piece a 3-D-printed replica of historical artifacts found at archeological digs ...
Engineering
Apr 8, 2014
0
0
A new digital map-search tool will be described by University of Cincinnati Professor Tomasz Stepinski at an international conference Sept. 20. Stepinski said the new tool, known as LandEx, is only the first of several applications ...
Earth Sciences
Sep 19, 2012
0
0
Trillions of evolution's bizarro wonders, red-eyed periodical cicadas that have pumps in their heads and jet-like muscles in their rears, are about to emerge in numbers not seen in decades and possibly centuries.
Plants & Animals
Apr 1, 2024
0
20
When the skeletal remains of a giant ground sloth were first unearthed in 1796, the discovery marked one of the earliest paleontological finds in American history.
Paleontology & Fossils
Mar 26, 2024
0
155
This spring, more than 40 percent of the western U.S. is in a drought that the USDA deems "severe" or "exceptional." The same was true in 2013. In 2012, drought even spread to the humid east.
Environment
Apr 17, 2014
1
0