The geoid (the surface of equal gravitational potential of a hypothetical ocean at rest) serves as the classical reference ...

New Delhi: When people think of the world’s largest waterfall, they often imagine towering cascades like Niagara or Victoria Falls. However, the biggest waterfall on earth is not on land. It is hidden ...

NASA’s Cassini spacecraft detected an electrical circuit linking Saturn to its small moon Enceladus, revealing an invisible electromagnetic structure that stretches across hundreds of thousands of ...