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Graphene may open the gate to future terahertz technologies

Nestled between radio waves and infrared light is the terahertz (THz) portion of the electromagnetic spectrum. By adding a nanoscale bit of graphene, researchers have found a better way to tune radiation for a THz transmitter.

Apple hit with lawsuit over iPhone 4 antenna woes

Apple is hiring antenna engineers to work on its iPhone, the latest generation of which has triggered lawsuits from buyers upset because certain grips choke signal strength.

Apple tells iPhone 4 owners to get a grip (Update)

Apple wants owners of its latest generation iPhone to get a proper grip on the handset. As analysts on Friday fired off predictions that opening day iPhone 4 sales would easily top a million, Apple dismissed complaints that ...

Wi-Fi signals can see through walls

(PhysOrg.com) -- Researchers at the University of Utah, USA, have discovered that variations in signal strengths in wireless networks can be used to "see" movements of people on the other side of walls or doors.

Protein is key to embryonic stem cell differentiation

Investigators at Burnham Institute for Medical Research (Burnham) have learned that a protein called Shp2 plays a critical role in the pathways that control decisions for differentiation or self-renewal in both human embryonic ...

Living electrodes with bacteria and organic electronics

Researchers at the Laboratory of Organic Electronics, Linköping University, have together with colleagues at the Lawrence Berkeley National Laboratory in Berkeley, California, developed a method that increases the signal ...

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