Dosto, kya aapne kabhi socha hai ke hum jis zameen par rehte hain, uske neechay aur hamare azim-o-shaan samandaron ki teh (bottom) mein kya chhupa hai? Humne chand (Moon) par qadam rakh liya, Mars par rover bhej diye, lekin aaj bhi hamari apni zameen ka 80% se zyada hissa aisa hai jo insaani aankh ne kabhi nahi dekha. "What's down there" ek aisa sawal hai jo scientists aur researchers ko sadiyon s e hairan kar raha hai. ... See More