The expansive view of an ocean horizon ... The expansive beauty of a starry night sky can evoke feelings of wonder and infinity. This wallpaper captures the celestial spectacle in all its glory.

Find out what's up in your night sky during April 2025 and how to see ... while those in the Americas and the Pacific Ocean region will see the moon above its stars.

The far-reaching glow of bioluminescence has haunted sailors for centuries across the Indian Ocean. Now scientists believe ...