21 Lutetia has puzzled astronomers since its discovery. Now they have made a daring set of predictions about what the Rosetta spacecraft will find when it flies past this mysterious asteroid in July.
Surprisingly, it works better than conventional energy-efficiency programs.
Apply an oscillating electric field to the anode of a lithium battery and the recharge time drops dramatically, say chemists.
Physicists have come up with a way to process information faster than the speed of light. But what could they do with such a hypercomputer?
The ADHD drug improves attention by enhancing neural plasticity.
Quantum cryptography only works if Alice and Bob share their relative positions in advance. Now physicists have worked out how to do it without this information.
IBM has created a widget that crowd-sources ideas for blog posts.
Florida Power and Light has built a solar power plant linked to a natural gas plant.
The best of the rest from the Physics arXiv this week:
The efficiency of the Apollo reflector arrays drops by a factor of ten during a full moon. Now a new analysis may explain why.