Homomorphic encryption is one of the most exciting new research topics in cryptography, which promises to make cloud computing perfectly secure. With it, a Web user would send encrypted data to a server in the cloud, which ...
Computer Sciences
Jun 10, 2013
2
1
Gold nanoparticles, says Chris Kiely, are fast becoming some of the most effective diplomats of the nanoworld.
Nanomaterials
Aug 2, 2011
0
0
(Phys.org)—A nanoscale coating that's at least 95 percent air repels the broadest range of liquids of any material in its class, causing them to bounce off the treated surface, according to the University of Michigan engineering ...
Nanomaterials
Jan 16, 2013
9
2
More than 99.9% of peer-reviewed scientific papers agree that climate change is mainly caused by humans, according to a new survey of 88,125 climate-related studies.
Environment
Oct 19, 2021
42
2094
With 2.5 million daily users, the Tor network is the world's most popular system for protecting Internet users' anonymity. For more than a decade, people living under repressive regimes have used Tor to conceal their Web-browsing ...
Security
Jul 29, 2015
1
998
Suppose you could replace "Made in China" with "Made in my garage." Suppose also that every time you polished off a jug of two percent, you would be stocking up on raw material to make anything from a cell phone case and ...
Engineering
Mar 1, 2013
7
0
Engineering researchers at Lehigh University have discovered that sand can actually flow uphill.
Condensed Matter
Sep 20, 2023
0
121
According to a new study of rivers and lakes in Wisconsin, natural foams from these bodies of water contain much higher concentrations of per- and polyfluoroalkyl substances (PFAS) than the water below them.
Environment
Jul 9, 2024
0
143
Solar cells capture up to 40 percent more energy when they can track the sun across the sky, but conventional, motorized trackers are too heavy and bulky for pitched rooftops and vehicle surfaces.
Energy & Green Tech
Sep 8, 2015
69
738
(Phys.org) —3D printing can now be used to print lithium-ion microbatteries the size of a grain of sand. The printed microbatteries could supply electricity to tiny devices in fields from medicine to communications, including ...
Nanophysics
Jun 18, 2013
5
0
