New Delhi, July 30 -- Mamta Pathak, an former Assistant Professor of Chemistry whose video explaining chemical reactions and scientific explanations to prove her innocence in husband's murder went viral, has been sentenced to rigorous life imprisonment as the Madhya Pradesh High Court upheld a Sessions Court order, rejecting her explanations.

While pronouncing the order, the high court bench of Justice Vivek Agarwal and Devnarayan Mishra concluded that Mamta Pathak first served her husband, Neeraj Pathak, a drug to knock him unconscious and then passed electric current through his body, killing him.

The death was first registered as accidental but post-mortem of the body revealed that Neeraj Pathak had died of cardio-respiratory failure...