Noctilucent clouds, Earth's highest clouds, shine blue in the twilight sky from late May to August in the northern hemisphere ...

Sunset-inspired nails, featuring vibrant shades of pink and orange, are the perfect manicure choice for summer. Scroll through 21 sunset nail ideas inside.

NASA's Mars Exploration Rover Spirit captured this stunning view as the sun sank below the rim of Gusev crater on Mars.

While Pune awaits the monsoon with pre-monsoon showers already set in, the skies in the city are enchanting Punekars. With ...