Trilobites: A New Spider Family Tree Tries to Untangle the Evolution of Webs Scientists have fiercely debated the origins of the orb-style web. A new study challenges the idea that all spiders who make this web had a common ancestor. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Chinese Space Station falling: What is Tiangong-1 station? When will it fall to Earth?Insects Flew Before Anything Else Did. So How Did They Get Their Wings?Does Mars have water: Discovery of Meridianiite sheds light on Red Planet's ancient oceansGetty Completes Study of Paintings at King Tut’s TombChinese Space Station falling: Why is Tiangong-1 falling from space? Where will it fall?Vesuvius ERUPTION WARNING: Europe's supervolcano threatening - 'it's BOILING!'