To obtain high-quality, purified nucleic acids, scientists can use several different methods, including phenol-chloroform extraction, cesium chloride/ethidium bromide (CsCl/EtBr) gradient ...
Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Using DNA extracted from some roughly 45,000-year-old bones ...
DNA is known to keep its form for centuries, and the researchers found that their tape could store data for more than 345 years at room temperature, or about 20,000 years at 32 degrees Fahrenheit (0 ...
A sweeping new genetic analysis suggests that humans living in southern Africa spent roughly 100,000 years in isolation, long ...