Ancient Greek astronomers made important observations regarding the night sky long before the first ...

In a monastery library on the Sinai Peninsula, a devotional handbook by the monk John Climacus sat quietly for centuries ...

The parchments initially contained references to a star catalog and maps created during the second century B.C.E.

There are several ancient monuments proving that our predecessors possessed knowledge of astronomy and used it for practical purposes.

Long forgotten and hidden under layers of religious texts, the world’s earliest star catalog has just resurfaced. Scientists ...

Ancient Greek philosopher Protagoras, a religious skeptic, faced exile and burning of writings after questioning the ...

Alexander the Great conquered the region around 329 B.C.E., leaving behind Greek and Macedonian settlers who intermarried ...

History is often taught as if astronomy followed a single European arc—from Greek philosophy to Renaissance telescopes to modern science—while Africa appears absent or myth-bound. This series, “When ...

We show how this "cosmic clock" uncovers the evolution of rivers, coasts and habitats.

An ancient skyscraper considered the seventh wonder of the world crumbled to ruin centuries ago. Now an ambitious ...

Will two rare supernovas finally tell us how fast the universe is expanding? Perhaps, but we'll have to wait for it for them ...

The Egyptians believed that hieroglyphs offered magical protection to people in this life and the afterlife, and inscribed the signs on monuments, statues, funerary objects, and papyri.