Quantum communication through synergy

(PhysOrg.com) -- When most people think of quantum communication, they think in terms of private communication channels - the ability to send messages without a third-party deciphering them. Indeed, quantum cryptography represents ...

Magnetic 'hedgehogs' could store big data in a small space

Atomic-scale magnetic patterns resembling a hedgehog's spikes could result in hard disks with massively larger capacities than today's devices, a new study suggests. The finding could help data centers keep up with the exponentially ...

Graphene could yield cheaper optical chips

Graphene—which consists of atom-thick sheets of carbon atoms arranged hexagonally—is the new wonder material: Flexible, lightweight and incredibly conductive electrically, it's also the strongest material known to man.

Pew's fact tank studies American social networking

(Phys.org)—The Pew Research Center, a "fact tank" on attitudes and trends that they identify, has issued a report from its Internet & American Life Project that slices and dices data on who uses social media. The portrait ...

Atom-by-atom: Imaging structural transformations in 2D materials

Silicon-based electronics are approaching their physical limitations and new materials are needed to keep up with current technological demands. Two-dimensional (2D) materials have a rich array of properties, including superconductivity ...

Researchers develop better way to make painkiller from trees

Scientists at the University of Wisconsin–Madison have developed a cost-effective and environmentally sustainable way to make a popular pain reliever and other valuable products from plants instead of petroleum.

Romania center explores world's most powerful laser

"Ready? Signal sent!" In the control room of a research center in Romania, engineer Antonia Toma activates the world's most powerful laser, which promises revolutionary advances in everything from the health sector to space.

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