DNA. It's what makes you unique. Unless you have an identical twin, your DNA is different from that of every other person in the world. And that's what makes DNA fingerprinting possible. Experts can ...
Almost 20 years ago, James Randerson ordered a sequence of smallpox DNA. Smallpox is the only human disease to have ever been successfully eradicated — 46 years ago as of yesterday. It’s one of the ...