Electrons moving through graphene behave as if they are massless.
The best of the rest from the Physics arXiv this week:
The bacteria propel the machine in different directions.
If your simulations show the catastrophic collapse of ice sheets, under what circumstances can you ignore these predictions?
The idea that all particles are mini black holes has major implications for both particle physics and astrophysics, say scientists.
Startup Better Place demonstrates a system for swapping out depleted batteries for charged ones.
The debut of the "computational knowledge engine" will be webcast live.
NASA says that the damage is minor, but will conduct more analysis.
A new effort to cull and table numerical data from Web pages was among several features announced today.
Fiddle with an invisibility cloak, and it can make any object look like another, say researchers.