text: sunita,kya tumhe pata hai ki kuch scientists ab black holes ke mysteries par research kar rahe hain? yeh toh space ki sabse fascinating cheez hai, mujhe toh samajh nahi aata!ha ha, black holes toh sach mein ajeeb hain! mujhe yeh samajhna mushkil hota hai, par socho agar hum unka raaz jaan le, toh humari knowledge kitni badh jayegi!