This looks like an extremely low-quality experiment for proving the hypothesis in the headline. (Here is the blog post's link http://www.sciencemag.org/conten

This looks like an extremely low-quality experiment for proving the hypothesis in the headline. (Here is the blog post's link http://www.sciencemag.org/content/340/6133/707.abstract?sid=cbe70d32-06a2-4c24-86ca-a46a52f0262a http://www.sciencemag.org/content/340/6133/707.abstract?sid=... to the article abstract.)