I read "American Scientist," which because of the similar name is confusing, but the content is more rigorous.<p><a href="http://www.americanscientist.org/" rel="nofollow">http://www.americanscientist.org/</a><p>It would be helpful to have some science background in reading it, but most here hopefully have that.<p>I can't vouch for the site itself one way or another, I get it in dead-tree form.