Particles in the atmosphere, known as aerosols, cool the climate by acting as cloud condensation nuclei. The more cloud ...

A collection of honored images from this year’s competition celebrating “photography beneath the surface of the ocean, lakes, rivers and even swimming pools” ...

Which ocean is called the Stormiest Ocean? Discover why the Southern Ocean earned this title, its powerful winds, ocean ...

Southern right whales have distinctive white and gray patches of thickened skin on their heads known as callosities. Because ...