Written by the former chief historian of NASA, the book examines the evolution of our cosmic understanding—from early civilizations to the present day ...

Lasers revealed that the city spanned roughly the same area as Beijing and may have been among the most densely populated in the region.

Researchers investigating how the first writing arose identified the motifs on preliterate "cylinder seals" used in the trade of agricultural products and textiles.

Explore them here. Today we start digging into the meaning of a historic election, one that in many ways marks the ...

As the Earth faces unprecedented climate change, a look into the planet's deep past may provide vital insights into what may ...

T he long history of slavery in the United States has been at the heart of public debates during the past two presidential ...

A city with temple pyramids not far from the road and a site with a Maya complex built alongside a sinkhole lend to evidence ...