Cancún, Mexico -- It's very hard to convict a murderer if the victim's body can't be found. And the best way to hide a body is to bury it. Developing new tools to find those clandestine graves is the ...

Convicting a murderer can be hard if there's no body, but new research may help authorities to better detect human remains hidden underground, in clandestine graves. Thousands of missing people that ...