The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...

Modern continental rocks carry chemical signatures from the very start of our planet's history, challenging current theories about plate tectonics.

One of the most challenging treks in the Grand Canyon is also one of the most rewarding. Solitude is possible on this ...

The Guinness World Record for the oldest Earth rock is currently held by the Nuvvuagittuq greenstone belt, which is listed as ...

From ancient Aboriginal traditions dating back over 60,000 years to modern architectural marvels like the Sydney Opera House, ...

Star dunes - sometimes called pyramid dunes - stand out among sand dunes for their towering height and eye-catching form.