text: kal raat maine ek documentary dekhi thi black holes par,samajh nahi aaya yaar, yeh kya hota hai aur kaise hote hain, thoda explain kar sakti ho?black holes toh ek tarah se space ke vacuum hote hain, jahan sab kuch khich liya jata hai, aur inke baare mein jaan kar toh sabka dimag hil jaata hai!