Obama tops Twitter highlights for year 2012

A victorious message of "Four more years" accompanied by a picture of US President Barack Obama hugging his wife topped a collection of Year 2012 Twitter highlights released Tuesday.

To teach kids math, researcher devises 'brain games'

(Phys.org) -- The world often breaks down into numbers and regular patterns that form predictable cycles. And the sooner children can inherently grasp these patterns, the more confident and comfortable they will be with the ...

Using your mood to operate a computer game

(PhysOrg.com) -- Brain Computer Interfaces measure electrical signals from the brain and convert them into data that can be used by a computer. You can move a cursor on your screen, for example, simply by thinking about it. ...

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