He is popular on social media for supposedly having challenged Einstein's Theory of Relativity but there are no credible sources that prove so.
In the early 1970s, Singh was diagnosed with schizophrenia due to which he was repeatedly in and out of psychiatric hospitals and only returned to academia in 2014.
[4][5] He received recognition as a student when he was allowed by Patna University to appear for examination in the first year of its three-year BSc (Hons.)
[10] After eight months, he joined Tata Institute of Fundamental Research (TIFR), Bombay where he worked on a short-term position.
[1] In 2014, Singh was appointed a visiting professor at Bhupendra Narayan Mandal University (BNMU) in Madhepura.