I have always wondered and the curiosity has finally tugged enough for me to ask... Blue things, specifically dark blue things. My eyes cant focus. I can see everything around it, but dark blue ...

Biting fly traps tend to be blue, because decades of field research has shown that such flies find this color especially attractive. But it's never been clear why these flies find blue to be so ...

A small international team of life scientists has discovered why biting flies are attracted to things that are blue. In their study, reported in Proceedings of the Royal Society B, the group used an ...