If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. Earth is covered in water. It’s the big blue marble, and oceans dominate its surface ...

What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe, others right here on Earth." ...

It's just that they will, for a short time, become impossible to see from Earth. Earth’s view of the planet waxes ... Saturn's rings are made from dust and water particles but are around 98% ...