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, ...

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 ...

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 ...

A tiny fraction of carbon helps account for the oddly light density of Earth's iron core, a new computer simulation finds. Though the core is only 0.1 percent to 0.8 percent carbon, the iron ball is ...

NASA's Transiting Exoplanet Survey Satellite (TESS) has once again made a remarkable discovery, as an international team of astronomers has detected a new "super-Earth" exoplanet with an extraordinary ...

A frozen continent at the bottom of the world sits over the deepest dip in Earth’s gravitational pull, a feature that has persisted for roughly 70 million years. Scientists have long known about this ...