The skies aren't blue because sunlight has a blue tint; our Sun emits light of many different wavelengths, and that light sums up to be a net white color. Oxygen itself isn't a blue-colored gas ...

The first images of Pluto's atmospheric hazes sent back by the New Horizons spacecraft show that mornings there might not be so different from Earth's -- in at least one way.

The terrors of climate change are front and center in ‘Blue Skies’ T.C. Boyle’s new novel is a family drama where catastrophe looms large May 4, 2023 More than 2 years ago ...

On every continent, blue skies are replaced with a pallid veil of white. The Milky Way disappears. There is less sunlight for solar power, more damage to the ozone, ...

A professor in US state of Georgia says sky just looks blue to humans. A professor in US state of Georgia says sky just looks blue to humans. Accessibility links. Skip to main content; ...

Canada's Darcy Sharpe competes during the men's slopestyle qualifying at the 2022 Winter Olympics, Feb. 6, 2022, in Zhangjiakou, China. AP BEIJING — The blue skies greeting Olympic athletes here ...

Britain is expected to experience rare “red” sunrises and sunsets over the next few days because of smoke from wildfires in North America. While warm summer conditions and mostly blue skies ...