Seismic waves passing through Earth's inner core have revealed much about our planet's iron center: how it's changing shape, ...

There may be hidden layers to Earth’s core dictated by chemical composition. In A Nutshell Lab experiments suggest Earth’s ...

Earth’s inner core has long puzzled scientists because seismic waves move through it unevenly. Compressional waves from ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

However, these waves move through the core more slowly than would be expected for a ball of solid iron, suggesting it’s a bit softer. For the new study, the researchers simulated temperature and ...

Scientists have discovered a new state of matter hidden right beneath our feet – and it could explain the most mysterious properties of our planet. A new study has found that Earth's innermost core ...

NASA is preparing a journey to an unusual asteroid named Psyche, a journey that no spacecraft has taken before. Psyche is not your common asteroid. Scientists believe it’s the metallic core of a ...

A new study disputes the prevailing hypothesis on why Mercury has a big core relative to its mantle (the layer between a planet’s core and crust). For decades, scientists argued that hit-and-run ...