Several studies have predicted that not all geomagnetic reversals have been discovered, but it was unknown in which periods they might be hidden. Researchers led by the National Institute of Polar ...

Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure ...

A new scientific revelation reveals that deep in the Earth’s core lies a good amount of hydrogen as well as a large amount of iron. While the iron in the core has always been recognized as dominant, ...

Astronomers have discovered a hefty new Super-Earth that's as dense as lead. This rocky world might just be the leftover core of a gas giant that flew too close to its sun. Meet K2-360 b, an exoplanet ...