The ingenious inventions found in insects summon us to ask: How did these small organisms get them?
Getting billions of people to stop eating meat isn’t very realistic, so some have put their hopes in lab-grown steaks made from stem cells.
A memory of past events helps a cell learn how to respond to recurring threats and protect the genome.
The human organ shortage is one of the great bioethical dilemmas of our time. Expanding the organ supply is a matter of life and death.
A lot of people are cheering the law enacted recently, which permits terminally ill people access to experimental drugs not yet approved by the FDA.