It's no coincidence that the earthworm's slender shape makes it perfect for weaving through narrow tunnels. Evolution molds the shapes of living creatures according to the benefits they offer. At the ...

The slender, rod-shaped Bacillus subtilis is one of the best-studied bacteria in the world, a go-to system for exploring and understanding how bacteria grow, replicate and divide. One of its ...

Researchers show how the rod-shaped bacteria Bacillus subtilis maintains its precise diameter while growing end to end. The slender, rod-shaped Bacillus subtilis is one of the best-studied bacteria in ...