The Holy Grail of quantum cryptography – beyond delivering security that cannot be classically achieved – is guaranteeing unconditional security when the untrusted quantum devices are involved. While this goal has been ...
Homeland Security might soon have a new tool to add to its arsenal.
General Physics
Jan 15, 2020
0
1213
(Phys.org)—Speakers at a government gathering revealed more reasons for nervous patients to get out their worry beads over future hospital stays. Besides staph infections, wrong-side surgeries and inaccurate dosages, there ...
Scientists for the first time have witnessed pieces of metal crack, then fuse back together without any human intervention, overturning fundamental scientific theories in the process. If the newly discovered phenomenon can ...
Analytical Chemistry
Jul 19, 2023
4
4852
Researchers in Drexel University's College of Engineering have developed a thin film device, fabricated by spray coating, that can block electromagnetic radiation with the flip of a switch. The breakthrough, enabled by versatile ...
Nanophysics
Jan 16, 2023
3
384
The property that makes fluorescent lights buzz could power a new generation of more efficient computing devices that store data with magnetic fields, rather than electricity.
Condensed Matter
May 12, 2021
1
1988
A semiconductor device that is promising for both generating and detecting terahertz radiation has been demonstrated by physicists at RIKEN. This may aid the development of high-performance integrated solutions for terahertz ...
General Physics
Sep 18, 2020
0
143
Researchers at the University of York have shown that a new quantum-based procedure for distributing secure information along communication lines could be successful in preventing serious security breaches.
Quantum Physics
Jun 20, 2018
0
168
Advanced Micro Devices on Tuesday said patches are on the way for recently revealed flaws in some of its chips that could allow hackers to take over computers.
Security
Mar 21, 2018
0
18
Intel Corp. said Thursday new computer chips designed to address vulnerabilities disclosed earlier this year would be shipped in the second half of 2018.
Security
Mar 15, 2018
4
116
