Space travel didn’t begin with rockets — it began with stargazing. From Ptolemaic astronomy to early Chinese rocketry, ...

In the eighteenth century, from opposite ends of the world, a debate raged between two scholars over a seemingly esoteric question: did Chinese history predate Judeo-Christian antiquity? Antoine ...

Is the Star Manual of Master Shi the oldest known astronomical catalog? Experts are divided. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The ...