These experts use chemistry, physics,anthropology, biology and other sciences to study the clues surrounding a crime.

VOA: special.2010.05.05

"It's like a detective story. It really is. And you just keep adding on the clues."

VOA: special.2010.06.28

Yet studies published in the journal Current Biology are providing clues about the mystery.

VOA: special.2009.06.16

Looking at a modern day map of Antarctica gives clues about its first explorers.

VOA: special.2009.06.03

So studying the organisms in these oxygen-free caves gives clues about the past.

VOA: special.2010.11.10

If the crime involves a murder, the body itself holds many clues.

VOA: special.2010.05.05

The body gave many clues about how Mallory might have died.

VOA: special.2010.06.30

What are some of the clues investigators might look for?

VOA: special.2010.05.05

This will provide crucial clues to what caused the crash - India's worst in more than a decade.

VOA: standard.2010.05.23

Investigators near the town of Bologoye are looking for clues into what caused the deadly incident on the Nevski Express high-speed luxury train.

VOA: standard.2009.11.27

Then the mystery got murkier, a series of Internet videos offering disjointed clues.

VOA: standard.2010.07.13

At the scene of the dig south of the capital, Elena and the other family members present were resolute in their determination to find clues as to the fate of their family members.

VOA: standard.2009.12.18

At The Rockefeller University in New York, she is currently studying how skin forms from precursor stem cells, looking for clues that could help researchers understand how defective stem cells can cause cancers and other disorders.

VOA: standard.2010.03.29