The Sun has no solid surface. Its atmosphere merely gets thinner and more transparent farther from its centre. The Sun may be smaller than we thought. If correct, its internal temperature and density may be slightly different than previously calculated.

Argiope spiders are the Picassos of the arachnid world, weaving exquisite zigzag and spiral patterns into their webs. And like any masterpiece, the designs draw a crowd. Insects and other prey prefer the stylish silk to more humdrum netting.