WALES, U.K. - British artist Simon O'Rourke has used a chainsaw to carve trees into just about everything - lions, angels, dragons, knights, dogs, Batman, gigantic human hands... he's done all of them ...

What makes a tree a tree? Or rather, why can we recognize trees in even quite abstract depictions when they are so varied in nature? Researchers have found a clue in the branches, and used math to ...

8.75 x 13 in. (22.2 x 33 cm.) Subscribe now to view details for this work, and gain access to over 18 million auction results. Purchase One-Day Pass ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Trees depicted in ...

Add Yahoo as a preferred source to see more of our stories on Google. The central panel of Gustav Klimt's, "Tree of Life" triptych, painted around 1910 to 1911, was one of the artworks analyzed in the ...