Are Ghosts Real? What Science Says About Ghost Sightings, Sleep Paralysis & Hallucinations

Are ghosts real — or can fear, stress, sleep, hallucinations and the human brain make us experience something that feels completely supernatural? The question has resurfaced after more than 600 girls reportedly fled a tribal residential school in Amravati, Maharashtra, following rumours that the hostel was haunted and that some students had been possessed. Authorities and investigators reportedly found no evidence of anything supernatural, while medical explanations focused on anxiety and mass psychogenic illness.