* 'Five shots against global warming denialism.'
* Yay charts! The Republican debate word chart.
* Interesting. Controversial Wisconsin Governor Walker faces a new scandal.
* Questions raised by the new, autonomous X-47B drone.
* Yes, it's been a warm winter across the country.
* "Have we been looking at multiple sclerosis all wrong?"
* "Microscopic plastic debris from washing clothes is accumulating in the marine environment and could be entering the food chain"
* One photographer's quest to take pictures of endangered species.
* Nice. Excellent graphic on how Hollywood get innovation wrong.