Brain electrodes coupled with imagery can identify who is planning at attack on what city, when and how.
If the people arrested in the Russian spy ring had used more sophisticated steganography programs, they might have never been caught.
Archaeologists believe they have found the world's best-preserved gladiator cemetery in York. All of the skeletons appear to have suffered from violent deaths.
As the investigation into the failed Times Square bombing revealed, security cameras are everywhere. But studies show they may not be so effective.
Heinrich Boere was found guilty of carrying out the slayings of three Dutch citizens as part of a Nazi hit squad.
A new computer simulation predicts hot spots where police intervention will not simply displace crime, but rather erase it completely.
State-sponsored hackers are a growing threat to power plants, water systems and other key public utilities around the world.