The Earth's interior is composed of four layers, three solid and one liquid—not magma but molten metal, nearly as hot as the surface of the sun. The deepest layer is a solid iron ball ...

Together, these layers protect us from the sun’s harmful radiation and keep temperatures on Earth habitable for all ... pleased to partner with Hong Kong Science Museum and Hong Kong Space ...

Earth science concentrates on investigating how the planet works and why. This field delves into the many layers of the Earth and explains how those pieces fit together into a cohesive structure.

10TV wanted to help by finding some easy, kid-friendly craft projects you can do with your kids for Earth Day using recycled ... stack alternating layers of popsicle sticks on the outside edges ...

Sporadic E layers lit up during a solar storm, moving from poles to equator—surprising researchers and revealing potential communication threats.