South of Sri Lanka, the Indian Ocean is home to the planet's lowest gravity anomaly, a large and subtle depression in the gravitational field. Despite the seemingly calm ocean surface, the region's ...

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 ...

What did Mars look like billions of years ago? This is what a recent study presented at the Europlanet Science Congress (EPSC) 2024 hopes to address as a team of researchers investigated mysterious ...

The ground may feel steady underfoot, but the planet is always in motion. While satellites and sensors have mapped the surface in fine detail, what lies beneath remains largely unknown. The crust, a ...

In a twist on conventional wisdom, researchers have discovered that in ocean-like fluids with changing density, tiny porous particles can sink faster than larger ones, thanks to how they absorb salt.