Explore the Milky Way, a barred spiral galaxy containing hundreds of billions of stars, including our solar system.

A short video showcasing a traditional Muslim mehendi invitation, highlighting the beauty of henna designs and cultural festivities.

Learn about email, its history, and how it works, including sending, receiving, and managing electronic messages.

一组描述夕阳下的美景和诗情画意的文字，描绘了夕阳下的自然美景和人文情怀。

A mysterious grey alien wearing a cowboy hat stands in a field, with a strange liquid dripping from its fingers to the ground, set in the 1890s.

A teddy bear flees from a giant monster with sharp teeth through a dense forest in this animated adventure.

Aerial footage of the ancient citadel of the Acropolis in Athens, Greece, showcasing its stunning architecture and historic significance.