Showing results for "united states of america" in Genetics

Phase III of DNA Consultants' Cherokee DNA Studies adds more than 50 new participants to what has become a classic project. They'd all been told there was no way they could be Indian given their DNA haplotype or mother's direct line.

Most claims of Native American ancestry rest on the mother's ethnicity. This can be verified by a DNA test determining what type of mitochondrial DNA she passed to you. A hundred participants in DNA Consultants multi-phase Cherokee DNA Study did just that. What they had in common is they were previously rejected - by commercial firms, genealogy groups, government agencies and tribes. Their mitochondrial DNA was not classified as Native American. These are the "anomalous" Cherokee.

Bill McKibben, examines the dangers inherent in an array of technologies that threaten not just our survival, but our identity. Imagine a future where lab workers can reprogram human embryos to make our children "smarter" or "more sociable" or "happier." Enough examines such possibilities, and explains how we can avoid their worst consequences while still enjoying the fruits of our new scientific understandings.