A radical new approach to the design of communications networks, called "network coding," promises to make Internet file sharing faster, streaming video more reliable, and cell-phone reception better -- among other improvements.
Computer Sciences
Feb 9, 2010
6
0
(AP) -- A computer security researcher has built a device for just $1,500 that can intercept some kinds of cell phone calls and record everything that's said.
Software
Aug 1, 2010
2
0
(AP) -- The vast, thinly populated expanses of the country that still lack cell phone coverage could be getting an interesting option next year: ordinary-looking cell phones that connect to a satellite when there's no cell ...
Telecom
Apr 9, 2009
0
0
(PhysOrg.com) -- Some bacteria grow electrical hair that lets them link up in big biological circuits, according to a University of Southern California biophysicist and his collaborators.
Nanophysics
Oct 11, 2010
3
0
Finding alternatives to antibiotics is one of the biggest challenges facing the research community. Bacteria are increasingly resistant to these drugs, and this resistance leads to the deaths of more than 25,000 around the ...
Nanomaterials
Dec 10, 2020
1
119
A telecommunications security research group at the Technical University of Berlin earlier this month told an audience at the 22nd USENIX Security Symposium that they were able to hack phones by modifying embedded software. ...
(Phys.org)—Scientists at UCLA and Charles R. Drew University of Medicine and Science have discovered a possible method by which cancer cells and dying cells communicate with nearby normal nerve cells without being physically ...
Cell & Microbiology
Feb 1, 2013
0
0
Investigators in China and the United States have injected human stem cells into primate embryos and were able to grow chimeric embryos for a significant period of time—up to 20 days. The research, despite its ethical concerns, ...
Biotechnology
Apr 15, 2021
6
612
A team of researchers led by Professor Yabing Qi in the Energy Materials and Surface Sciences Unit at the Okinawa Institute of Science and Technology Graduate University (OIST) in Japan have imaged the atoms at the surface ...
Materials Science
Sep 10, 2021
1
134
(Phys.org) —Imagine that you are in a meeting with coworkers or at a gathering of friends. You pull out your cell phone to show a presentation or a video on YouTube. But you don't use the tiny screen; your phone projects ...
Optics & Photonics
Mar 10, 2014
3
0
