Which WordPress Theme or Plugin the Website is using?

I have the links of websites , i like their social widget on the Right sidebar which shows information on hover , http://www.popularmechanics.com/ and http://www.elle.com/ both are using the same theme or plugin, do any one knows which theme or plugin it is?

Thanks in advance

[closed as duplicate – continue with http://wordpress.org/support/topic/which-wordpress-theme-or-plugin-the-website-is-using-1?replies=2 ]