Biology

Four Limbs Good, Three Legs Bad?

October 01, 2019
If “Why?” is the first question in science, “Why not?” must be a close second. Sometimes it’s worth thinking about why something does not exist. Such as a truly three-legged animal.

First Jellyfish Genome Reveals Ancient Beginnings of Complex Body Plan

December 03, 2018
Jellyfish undergo an amazing metamorphosis, from tiny polyps growing on the seafloor to swimming medusae with stinging tentacles. The first in-depth look at the genome of a jellyfish — the moon jelly Aurelia aurita — reveals the origins of this successful survival strategy.