Capt. Chris Leyba scrubbed a swab inside his left cheek, popped it into a plastic canister and inserted it into the RapidHIT ID machine that sits on a table in a small room at the SeaTac Police ...
Researchers have reconstructed ancient human genomes from southernmost Africa, shedding new light on early human history in a region known for its rich archaeological past. The DNA of 13 individuals ...
To obtain high-quality, purified nucleic acids, scientists can use several different methods, including phenol-chloroform extraction, cesium chloride/ethidium bromide (CsCl/EtBr) gradient ...
The last two decades have seen a revolution in scientists' ability to reconstruct the past. This has been made possible through technological advances in the way DNA is extracted from ancient bones ...