Scientists have discovered that Mercury’s surface contains far less silicon dioxide than previously thought, pointing to an ...

A new estimate of Mercury's shrinkage shows that this planet may have contracted 10% to 30% more than previous research ...

Planetary scientists have long known that Mercury has been shrinking for billions of years. Despite being the closest planet to the sun, its interior has been cooling down as internal heat leaks ...

A new infrared method suggests Mercury’s surface contains only about 37% silicon dioxide, far below previous estimates.

A layer of diamonds up to 18 kilometers (11 miles) thick could be tucked below the surface of Mercury, researchers say. A layer of diamonds up to 18 kilometers (11 miles) thick could be tucked below ...