The annual celebration of our Independence Day will dazzle the skies but will come with more sizzling heat with air quality ...

On a sweltering weekend evening, beneath a clear blue sky, Donald Trump supporters in red “Make America Great Again” hats packed the fairgrounds in Butler, Pennsylvania. It was a friendly and ...

The evening sky of springtime hosts Mercury, Jupiter, and Uranus, ... 75 minutes after sunset — to catch some dim orange skyglow at the horizon and deep blue above.

Have you ever looked up at the sky and wondered why it’s blue during the day, but glows orange or red during a sunset? It’s one of those everyday wonders we often take for granted. The answer ...

March opens with Venus and Mercury visible in the evening sky, along with a delicate crescent Moon. ... Take in some color along the way, from blue-white Regulus to orange R Leonis, ...

Reisman said the visually orange sky brought about the end-of-the-world feeling because it was irrefutable proof that something was wrong. “It didn’t feel right for a normally blue sky to look ...

Scientists mix sky's splendid hues to reset circadian clocks In a small study, a novel LED device with alternating orange and blue wavelengths outpaced two other lights in advancing participants ...