An arrowhead-shaped rock on Mars sporting features that may hint at ancient microbial activity on the Red Planet has left ...

The rock features spots of black, blue, or greenish hues, which the researchers have nicknamed "poppy seeds." Alongside these are dozens of dark-rimmed, millimeter-size splotches dubbed "leopard ...

I rarely leave the house without at least a little bit of leopard! It's safe to say I've worn spots in lots of different ways, but I've never thought to pair it with pale blue. We all know that ...