genetics 101

Is That a Peacock Feather under your Coat … Or are You Just Happy to See Me?

August 21, 2008
An animal’s ability to survive often depends on how well it can avoid predators.   Many species of fish, birds, and mammals have evolved ingenious methods of staying hidden from...
Read More

Genes and Languages: Not So Strange Bedfellows?

August 18, 2008
Throughout the history of our species there has been one constant:   movement.   Since the origin of Homo sapiens nearly 200,000 years ago in East Africa, humans have journeyed...
Read More

The Origin of Farming in Europe: A View from the Y Chromosome

July 25, 2008
This guest post is by Roy King, who is a professor of psychiatry at Stanford University and a research colleague of Stanford geneticist and 23andMe scientific adviser Peter Underhill. Roy...
Read More

The Answer: Snot

July 04, 2008
The question: What does DNA look like? While many of the 23andMe scientists have purified DNA more times than we’d like to remember, there are a fair number of people...
Read More

Iceland’s Deadly Disease Mystery

June 21, 2008
For the past 100 years, there has been a mysterious disease afflicting Icelanders. Called Hereditary Cystatin C Amyloid Angiopathy (or HCCAA), it causes severe brain hemorrhages and dementia in young...
Read More

Haplogroups of the Rich and Famous

June 16, 2008
Jesse James Editor’s note: This post has been corrected from the original, which gave the incorrect location of Jesse James’ grave. One of the most engaging features of 23andMe’s Personal...
Read More

A Beautiful Ancestry Painting

June 13, 2008
Roy King is a clinical psychiatrist at Stanford University. He’s also a scholar who uses genetics and archaeology to figure out how agriculture spread through Anatolia and the Mediterranean region...
Read More

Whose Y to Use? Paternal Ancestry for Ladies

May 07, 2008
Editor’s Note: This post does not reflect our current product offering. 23andMe’s ancestry product looks at the autosomes (chromosomes 1-22), the sex chromosomes (XY), and mitochondrial DNA (mtDNA). For more...
Read More

Giving the Gift of a Virtual Gene

May 02, 2008
Ever since the social media site Facebook allowed users to develop third-party applications, there has been an explosion of various quizzes, icons, and virtual gifts that users can add to...
Read More

What is DNA Day About Anyway?

April 18, 2008
You may have seen our recent posts about DNA-themed activities and events for DNA Day. But what is DNA Day all about anyway? DNA Day was created in 2003 by...
Read More