Recent research suggests Earth's inner core, primarily composed of iron and nickel, may not be entirely solid. Scientists ...

The team noticed changes at the planet's centre and the findings shed light on the role that topographical activity plays in rotational changes in the inner core.

Astronomers have discovered asteroid 2024 YR4, which may hit Earth on December 2, 2032. The estimated impact probability is now 2.3%. Large-scale damage is expected if it collides, similar to atomic ...