In 2003, the human genome project decoded the entire human DNA sequence. As a result, we can now easily read and match any person's DNA quickly and easily. Today, many services provide DNA testing to match people to unknown relatives and match them to ancestral groupings.
Many people discovered through DNA testing that they had Jewish ancestry or that they were closely related to other Jews. Is the DNA test able to establish someone's Jewish status? Can we use it to rediscover Jews who's ancestors assimilated?
A discussion about DNA in Halacha (Jewish Law) and using DNA to determine family and Jewish status.