Just like some people, there are arachnids out there that prefer to pick up their takeout meals, including the aptly named slingshot spider (Theridiosoma gemmosum). Scientists have just figured out ...

Webs can be decorated with decoys, fine-tuned like guitars—and hold secrets about evolution. A Cyclosa spider is camouflaged on a web with debris attached to make itself less visible at the Los Amigos ...