There are blue paint colors, there are green paint colors - and then there are the ones that live somewhere in between. At ...

Earth's oceans could one day turn purple. Nearly three fourths of Earth is covered by oceans, making the planet look like a ...

Nearly three-fourths of Earth is covered by oceans, making the planet look like a pale blue dot from space. But Japanese ...

Gayle King wishes everybody would adopt a more realistic perspective about Monday’s Blue Origin space outing. The “CBS Mornings” co-host has been telling anyone who will listen that what she ...

Green oceans on early Earth, shaped by iron, pushed microbes to evolve light-absorbing tools that worked in green light.