Math Trek Math A knot of light Researchers find a new theoretical way to tie light into complex knots and links. By Julie Rehmeyer September 12, 2008 at 5:27 pm - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Print (Opens in new window) Print Normal 0 false false false MicrosoftInternetExplorer4 Normal 0 false false false MicrosoftInternetExplorer4