University of Wisconsin scientists have isolated the gene that controls the development of an organ's shape in the roundworm.

CNN: GROWN TO ORDER

One of the biggest risks is the roundworm Toxicara canis which infects dogs and can cause anything from stomach ache to eye damage.

BBC: Pets boost children's health

Then there was the Japanese pediatrician Shimesu Koino, who ate 2, 000 eggs of an intestinal roundworm in order to study the life cycle of the organism firsthand.

WSJ: Mars One and the Scientific Embrace of Suffering

In Pleistocene hunter-gatherer terms, the design community in Portland is more like a clan (100-200 members), small, but large enough for the neuronal effects described by Dr. Bargmann in the roundworm to take effect.

FORBES: Portland on the Brain: the Small City as Scale Model