"Blood samples are sacred," says Carletta Tilousi, a Havasupai Indian, and "a major part of our spiritual, cultural, and religious identity." The tribe was recently involved in a dispute that raised ethical questions about research subjects and the use of genetic material.
Is the promise of direct-to-consumer genetic testing being oversold? What ethical and public policy concerns does selling genetic tests directly to the public raise?
As the world marks Charles Darwin's 200th birthday and the 150th anniversary of his book On the Origin of Species, Texas has become the latest battleground state in the evolution curriculum controversy.