A forensic lab in Texas focused solely on cold case investigations is gaining attention for its ability to use powerful DNA ...

In the system, multiple nano-knife edge probes pass over a stretched and immobilized strand of DNA in a channel that is 10 micrometers wide. Because the knife-edge nanoprobe is also 10 micrometers ...

The woman initially reported to police that she found a noose at her office desk at Allentown City Hall in early January.

Studies of ancient DNA have tended to focus on frozen land in the northern hemisphere, where woolly mammoths and bison roamed. Meanwhile, Antarctica has received relatively little attention.