A dietary study on pregnant mice shows how fiber consumption influences the metabolic development of their offspring, thus determining their health and weight as adults. These findings could apply to humans as well.
Fish living in dark caves have rapidly adapted to their environment during evolution. New research shows that some of those changes occur within two years, without mutations to the DNA.
The poisonous rough-skinned newt Taricha granulosa, which can kill an adult human, turns out not to be poisonous itself. The poison is made by its little helpers.
Butterflies come in all shapes and colors. Mother Nature has tricks to color those butterflies as well as the rest of the world.