The ant oncologist will see you now.
Ants live in a world of odor. Some species are completely blind. Others rely so heavily on scent that ones that lose track of a pheromone trail march in a circle, until dying of exhaustion.
Ants have such a refined sense of smell, in fact, that researchers are now training them to detect the scent of human cancer cells.
A study published this week in the journal Proceedings of the Royal Soci...