Genome recoding could offer new modes of virus resistance, but the technology raises serious ethical concerns.
Over 100 years ago, a horticulturalist introduced hybrid plants to California gardeners. Up sprouted a movement of amateur experiments in plant biology.
In 2003, Christine Rosen wrote that "[w]e may come to know too much about ourselves to truly live in freedom."
Heliconian butterflies choose mates with similar wing patterns. Their genes make them do it.
Either environmental or sexual selective pressure began acting on hair after humans began dispersing out of Africa.