The best of the rest from the Physics arXiv this week:
Despite carrying 90 percent of the planet's trade, nobody has mapped the network of links between the world's ports. Until now.
A bug in the browser was a key part of recent attacks by Chinese hackers.
Fisker Automotive has signed a supply agreement with the maker of nanostructured batteries.
If the sun sweeps up dark matter as it moves through the galaxy, how would that affect the orbit of the planets?
As donation information spreads, users are warned to be cautious of scams.
A newly unveiled sequencing machine can sequence two genomes in about a week.
Even without technical breakthroughs, costs for batteries could drop substantially by 2020.
Despite a major new study, pulsar "glitches" remain as mysterious as ever.
The fear is that online labor markets, such as Amazon's Mechanical Turk, allow unscrupulous employers to exploit disadvantaged workers. The truth appears somewhat different.