Insects | featured news

They're ready to sting, and they know where they're going. They're called "nanobees," and they're not insects -- they're tiny particles designed to destroy cancer cells by delivering a synthesized version of toxin called melittin that is found in bees.

Butterflies can seem friendly and harmless. But at least one type has learned to raise its young as parasites, tricking ants into feeding it and giving special treatment.

The normally solitary insects cluster when the brain chemical serotonin is high. The finding may be a step toward preventing crop damage, an expert says.

Desert locusts are normally solitary individuals who eke out a meager subsistence while avoiding others of their species.