Wood That Could be Mistaken for Glass - The New York Times
May 24, 2016 at 11:31:58 AM GMT+2 - permalink -

- - http://www.nytimes.com/2016/05/12/science/see-through-wood.html?rref=collection%2Fsectioncollection%2Fscience&action=click&contentCollection=science&region=stream&module=stream_unit&version=latest&contentPlacement=14&pgtype=sectionfront