Chandigarh, March 25 -- Citing a Brain Electrical Oscillation Signature (BEOS) test report, police on Tuesday informed a local court that Prof BB Goyal of Panjab University, who is in jail and undergoing trial for the murder of his wife Seema Goyal, was directly involved in the crime. The chargesheet also mentioned that the test, conducted by the National Forensic Sciences University, indicated that Prof Goyal recalled assaulting his wife, fabricated the crime scene, disposed of evidence and also showed his anger towards her. The court dismissed the accused's bail plea.

BEOS, unlike a polygraph, does not rely on physiological stress responses. Instead, it records EEG brainwave patterns while the subject listens to detailed crime-reconstr...