Still in its original galaxy, a rare holdout from the second generation of stars sheds new light on the origins of the elements—and how massive supernovae reshaped the cosmos ...

Add Yahoo as a preferred source to see more of our stories on Google. A new study of the Dresden Codex uncovers how Maya astronomers predicted solar eclipses for centuries using simple math and ...

What a wonderful question! The simple answer is that they relied on centuries of previous observations. Remember, even computers have to be programmed with the right data to produce future times of ...

Lost notes reveal Galileo closely studied the ancient Greek astronomer Ptolemy, offering fresh insight into his early scientific thinking.

Before telescopes, ancient Greek astronomers relied on naked-eye observations of the night sky to understand the universe around them. The meticulous star catalog belonging to one of the best of these ...

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 ...

In January, while examining ancient texts at Italy’s National Central Library of Florence, historian Ivan Malara found an ...

Long before starlight filled the cosmos for the first time, the young universe may have been simmering, according to a new study. The findings suggest that about 800 million years after the Big Bang, ...

The Crab Nebula (M1) has one of the most famous origin stories around: The light from the supernova that created the nebula was recorded by ancient astronomers when it appeared as a “guest star” in ...

More than a thousand years ago, astronomers from the Maya civilization developed one of the most sophisticated time-keeping systems in the ancient world—a system that could predict solar eclipses for ...