See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An ancient book on astronomy from the 1500s sold for more than £10,000 ...

New study suggests Theta Eridani stayed unusually bright for 1,000 years, helping solve a 2,000-year stellar mystery.

Peering into the past, we find that our ancestors held a surprisingly advanced understanding of the stars and constellations. Their knowledge, as revealed in ancient texts, often rivals our modern ...

The Greek astronomer Hipparchus, who lived around 120 BCE, usually gets credit for discovering the equinoxes and their relationship to the zodiac constellations. But in a controversial new study, ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An astrophysicist has shed new light on how the ancient Egyptians ...

Add Yahoo as a preferred source to see more of our stories on Google. Image Credit: Shutterstock. Long before anyone could download a stargazing app or buy a telescope from a department store, ancient ...

How did Egyptians know how to build the pyramids? Ricardo Liberato/wikimedia, CC BY-ND Ever since humans could look up to see the sky, we have been amazed by its beauty and untold mysteries. Naturally ...

Some of the world's oldest cave paintings have revealed how ancient people had relatively advanced knowledge of astronomy. The artworks, at sites across Europe, are not simply depictions of wild ...