Scientists suggest that huge reserves of hydrogen inside the Earth may have been key in the formation of water.

As much as 45 oceans’ worth of hydrogen may be in Earth’s core, scientists reported, suggesting most of Earth’s water was ...

Recent discoveries have revealed that Mars’ core may be heating up unexpectedly, challenging long-held assumptions about the Red Planet’s geology. As scientists delve into the data collected from ...

French novelist Jules Verne delighted 19th-century readers with the tantalizing notion that a journey to the center of the Earth was actually plausible. Since then, scientists have long acknowledged ...

Two enormous and enigmatic masses of hot rock near the planet's core may play a crucial role in generating the Earth's ...

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 ...

For life to develop on a planet, certain chemical elements are needed in sufficient quantities. Phosphorus and nitrogen are essential. Phosphorus is vital for the formation of DNA and RNA, which store ...