A discovery in northern Germany has revealed one of the world’s oldest and best-preserved spider fossils. Dating back more than 310 million years, the fossilised arachnid, named Arthrolycosa ...

What has eight legs, fangs and a whip-like tail? If you're not a fan of spiders, this is one fossil sure to give you the creeps. Scientists from the University of Kansas studying in Myanmar have found ...

Spider embryo with a loss of the waist region upon knockdown of the gene waistless. Hoechst staining with fluorescent stereomicroscopy. An ancient gene is crucial for the development of the ...

An ancient gene is crucial for the development of the distinctive waist that divides the spider body plan in two, according to a new study. An ancient gene is crucial for the development of the ...