Surprisingly we do not have much information about the center of the planet that we live on. What lies beneath our feet is not well known.

Hydrogen fuel cells convert hydrogen to electricity with water vapour as the only by-product, making them an attractive green alternative.

Asteroid 16 Psyche, which NASA intends to visit with a spacecraft in 2026, may be less heavy metal and more hard rock than formerly thought.

Earth's core is characterized by extremely high pressure and temperature. It is composed of a liquid outer core and solid inner core.

Genetic data suggests that maintaining healthy levels of iron in the blood could be a key to ageing better and living longer.