Orbital data reveals that rocks transforming deep inside the Earth may be responsible for changes to our planet’s ...

Material deep inside Earth — thousands of kilometres down, near the planet’s core — has undergone a mysterious shift. Is ...

The Indian Ocean "gravity hole" is a region where Earth's mass is reduced, leading to weak gravitational pull, lower-than-average sea levels and a puzzle scientists have only just begun to solve. When ...

Earth, in most renderings, is a smooth sphere with a glossy complexion—a blue marble, as pictures snapped from space have shown us. Earth scientists know that’s not exactly true. Earth, in fact, is an ...

You may have seen videos of astronauts jumping on the moon. Their movements appear bouncier and lighter than how we move on Earth, and this is thanks to gravity. Gravity is "the force by which a ...

Ultra-accurate simulations of the gravity field guide toward a new mathematical foundation of gravity modelling. A layered Earth. (Courtesy: iStock/AlexLMX) The Earth is not a perfect sphere. This ...

For over seventy years, a mysterious gravitational depression beneath the Indian Ocean has baffled scientists. Known as the ...

The answer depends on your location, your distance from the centre of Earth and any local variation in gravitational field strength due to the density of underlying rock. Crunching the numbers, the ...