physicsworld.com: headline news

• US firm unveils plans for mini nuclear reactors

  Tiny reactors have no moving parts and could power a small town for $25m
  



• Is entanglement always good for quantum computers?

  Most entangled states are not useful, say physicists
  



• Excess of electrons could point to dark matter

  Are WIMPs annihilating nearby?
  



• New accelerator enhances radiotherapy accuracy

  NPL's new linac will streamline the process of calibrating radiotherapy equipment.
  



• Nanorotors move together

  Array of tiny rotors could power 'nanobots'
  



• First 'bona fide' direct images of exoplanets

  Hubble, Gemini and Keck spot four new planets outside our Solar System
  



• Bendy wires generate AC power

  Device could supply energy to medical implants
  



• Invisibility extends out of its shell

  This invisibility cloak can make a nearby object vanish, say researchers
  



• Tunnelling electrons could drive nanomotors

  Tiny rotors are inspired by biological motors
  



• Optical oscilloscope is fit for high-speed studies

  Device beats the resolution of conventional devices by more than a factor of five