By Elizabeth PennisiFeb. 5, 2018 ,http://www.sciencemag.org @WFS,World Fossil Society,Riffin T Sajeev,Russel T Sajeev Amber mined for centuries in Myanmar for jewelry is a treasure trove for understanding the evolution of spiders and their other arachnid relatives. This week, two independent teams describe four 100-million-year-old specimens encased in amber that look like a cross between a […]