Forensic Firsts

Used to nab a serial rapist terrorizing a small English town and to identify one of America's most notorious murderers (the ruthless BTK Killer), DNA...

One crime baffled a small Argentina town; the other held the entire state of California hostage. The thread that links these two cases occurring 100 y...

Illinois has played host to two of the most grisly murder cases of the last century. One involving the Sausage King of Chicago and the other the Kille...

Two grisly murder cases, years apart, appear to have little in common at first glance. A California family found brutally murdered in 2003 and two dis...

A rash of unexplained deaths at a Northport, New York hospital in the 1990s and the suspicious death of a wealthy businessman in the 1840s have one th...

One case saved a man from the electric chair and another put an end to a sniper's murderous rampage. Revisit two criminal cases where ballistic eviden...