Earth

China Launches Vessel to Drill 11km into Earth’s Mantle

China's recently commissioned deep-ocean drilling vessel, Meng Xiang , has begun operations in previously unexplored reg…

Lithosphere and Asthenosphere

The lithosphere and the asthenosphere are the two layers of the Earth closest to the surface. These layers differ signific…

Scientists Discover Huge 'Islands' Deep in Earth's Mantle

Scientists find two huge 'islands' hidden beneath Earth's surface Deep within Earth’s mantle, more than 2,000 ki…

Oceanic Crust: Definition, Composition, Characteristics

Oceanic crust is the outermost solid layer of the Earth beneath the ocean basins. It is part of Earth's lithosphere and…

Types of Convergent Boundaries and Examples

Convergent boundaries form where tectonic plates move toward each other, leading to collisions and intense geological activ…

Mantle of the Earth

Structure, Composition, and Dynamics The Earth's mantle, a thick layer of semi-molten rock sandwiched between the crust …

4.45 Billion-Year-Old Martian Water Crystal Found on Earth

4.45 billion-year-old time capsule from Mars: Evidence of a watery world. Water has always been a defining feature of Earth,…

250-Million-Year-Old Seafloor Found Deep in Earth’s Mantle

Buried hundreds of kilometers beneath our feet lies a startling discovery: an ancient seafloor , preserved for over 250 mill…