The science of ants' underground cities

Picture an anthill. What do you see? A small mound of sand and crumbly dirt poking up through the lawn? A tiny hole disappearing into the ground? A few ants scrambling around busily. Not very impressive, right?

Pack rat nests offer first look at ancient insect DNA

For many years, scientists have been extracting DNA from the bones of ancient humans, humanoids and animals to paint a picture of evolution and species movement. Despite what's been portrayed in the movie "Jurassic Park"—in ...

Urban bees using plastic to build hives

Once the snow melts, Canada's bee population will be back in business—pollinating, making honey and keeping busy doing bee things. For at least two urban bee species, that means making nests out of plastic waste.