Researchers Create "Hate Map" of the U.S. With Twitter Data
The same researchers previously mapped racist Tweets about President Obama. In both cases there's reason to be a little skeptical.
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Other Interesting arXiv Papers This Week Ending 12-5-13
The best of the rest from the Physics arXiv preprint server
New Milestone for CO2 Levels: Mauna Loa Observatory Records 400 PPM
We've hit 400 ppm of carbon dioxide, but we won't know what that means for decades.
Bacteria-killing Viruses Could Make Medical Implants Safer
Researchers attach "viral hitmen" to surfaces to demonstrate a possible antibacterial defense for catheters and other medical devices.
Facebook's Latest Data Science Insight
In new study, Facebook's science team says the company killed automatic sharing on "Offers" because the science said active sharing works better.
Logging Life with a Lapel Camera
A startup believes people will want a photographic record of their lives, taken at 30-second intervals.
Memoto Camera Logs Your Life
A clip-on camera that snaps a picture every 30 seconds.
Facebook Reacts to Criticisms of “Home” App; Promises Upgrades
A month after the release of Home, Facebook is working to answer criticisms with improvements.
Glimpses of a World Revealed by Cell-Phone Data
An examination of simple cell-phone records reveals maps of poverty levels, ethnic divides, and the movements of sports fans.
How to Make a Cognitive Neuroprosthetic
Enhancing the flow of information through the brain could be crucial to making neuroprosthetics practical.
