UPSC Science and Tech

CHANDRAYAAN-3 HOP EXPERIMENT REVEALS HIDDEN LUNAR SECRETS

The Chandrayaan-3 'hop' maneuver blew away the top layer of lunar dust, allowing the ChaSTE instrument to reveal a complex two-layer regolith structure. These discoveries about the Moon's thermophysical properties will guide future lunar habitat construction.

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DATTATREYA RAMCHANDRA KAPREKAR: LIFE, CONTRIBUTIONS

D.R. Kaprekar was an independent Indian mathematician and schoolteacher who discovered mathematical marvels like the 6174 constant, Kaprekar numbers, and Harshad numbers. Despite lacking institutional backing, his recreational mathematics discoveries hold significant modern applications in computer algorithms.

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