The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.

Neutral genetic markers can be used to monitor environmental change if populations undergo drastic reductions in size and interruptions in gene flow with other populations. Several attempts to monitor ...

Sickle cell anemia is an inherited condition that follows an autosomal recessive inheritance pattern. Even if you don’t have sickle cell anemia, you could be a carrier of the gene for it. Sickle cell ...