Today’s physics news: Messenger arrives at Mercury, nuclear power plants shut down in Germany, lasers could nudge space debris aside and Tevatron tightens its grip on the Higgs

In today’s news round-up: Messenger arrives at Mercury, nuclear power plants shut down in Germany, lasers could nudge space debris aside and Tevatron tightens its grip on the Higgs

Messenger arrives at Mercury
Alan Pickup: Nasa’s Messenger spacecraft completes its 7.9-billion kilometer journey
Guardian

Nuclear power plants shut down in Germany
Germany has temporarily shut down seven of its nuclear reactors while it reconsiders its nuclear strategy.
BBC

Lasers could nudge space debris aside
The momentum of light could be enough to avert collisions in space.
Nature

Tevatron tightens its grip on the Higgs
Evidence mounts for a lighter, more elusive particle
Physics World