I think you should read their About page[0]... they are partners of Emory University. Or so they say[1]...<p>[0] <a href="http:&#x2F;&#x2F;phys.org&#x2F;help&#x2F;about-us&#x2F;" rel="nofollow">http:&#x2F;&#x2F;phys.org&#x2F;help&#x2F;about-us&#x2F;</a>
[1] <a href="http:&#x2F;&#x2F;phys.org&#x2F;partners&#x2F;emory-university&#x2F;" rel="nofollow">http:&#x2F;&#x2F;phys.org&#x2F;partners&#x2F;emory-university&#x2F;</a>