The Perseverance rover has spotted a black-and-white striped rock on Mars ... as per early interpretations igneous and/or metamorphic processes could have created its stripes.

Both black and white rhinoceroses are actually gray. They are different not in color but in lip shape. The black rhino has a pointed upper lip, while its white relative has a squared lip.

The striking black-and-white striped rock, dubbed "Freya Castle," was captured ... preliminary interpretations suggest that “igneous and/or metamorphic processes could have created its stripes.” ...

Both black and white rhinoceroses are actually gray. They are different not in color but in lip shape. The black rhino has a pointed upper lip, while its white relative has a squared lip.

Marble is white or have swirls of colour with ... Heat and/or pressure will cause the elements in the original rock to react and re-form. Metamorphic rocks are highly resistant to erosion and ...