https://knowablemagazine.org/content/article/living-world/2023/what-is-a-neuron-when-did-it-evolve https://10.1146/knowable-091323-1 COMIC: When, why and how did neurons first evolve? Scientists are piecing together the ancient story.

]]> Evolution of the nervous system doi:10.1146/knowable-091323-1 Thu, 14 Sep 2023 00:00:14 GMT Living World Tim Vernimmen https://knowablemagazine.org/content/article/living-world/2018/monarchs-stupendous-migration-dissected https://10.1146/knowable-051220-2 COMIC: The feisty orange-black butterfly uses a toolbox of biological tricks to find its way down to Mexico for winter and flap north again in spring. Here’s how scientists figured out those tricks — and what they don’t yet understand.

]]> The monarch’s stupendous migration, dissected doi:10.1146/knowable-051220-2 Thu, 14 Jun 2018 00:00:14 GMT Living World Tim Vernimmen