Beneath Earth s surface, nearly 3,000 kilometers down, lies a mysterious layer where seismic waves speed up inexplicably. For ...

For centuries, the rolling plains and majestic mountains of Montana have held countless secrets, whispered through the winds ...

I n 1492, Christopher Columbus landed on a mysterious island, which he believed to be the outskirts of the East Indies; ...

The Cambrian-age Tonto Group is a set of rocks famous for holding clues to the burst of new life that reshaped Earth 500 ...

The Staples Rock is a wide boulder in Orleans, Massachusetts, that went from local curiosity to statewide attraction for its ...