"Just as blue sunlight scatters in the Earth's atmosphere and makes the sun look slightly less blue, light from a strong blue ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from, including world-class observatories and six Dark Sky parks.

When was the last time you saw the Milky Way stretch across the sky from your backyard? Can your kids name a constellation ...

Longtime state lawmaker Stephen Meeks aims to turn the lights down on his way out the door. The eight-term Republican representative from Greenbrier won approval from his fellow House members Monday ...

Photographer Joshua Rozells on his photo of our increasingly crowded night skies: The light pollution caused by satellites is ...

Welcome back to the kitchen, friends, and welcome to another episode of Cocktails After Dark! Today, we're diving into a ...

Sunlight on Earth changes over decades, affecting climate, agriculture, and energy production, including solar power.

Gravity pulls us to earth, a lesson you learn viscerally the first time you fall. Isaac Newton described gravity as a ...

Ange Postecoglou and Enzo Maresca look like increasingly poor fits for Spurs and Chelsea; it may be a sprint start in next season’s Premier League sack race. There is an entirely feasible ...

After she left the capsule, she held a daisy into the sky, and she explains that she took it on board because they are "strong ", "powerful" and "resilient" flowers. As the passengers were leaving ...

Professional golfers give advice on how to improve your game across all aspects, from the tee to the green. Here, former PGA Tour winner Jerry Kelly on the short game.

Dark Sky International is dedicated to raising awareness of the issues surrounding light pollution as well as presenting simple actions citizens and municipalities can take to reduce light pollution, ...