Archaeology

Geologists say newfound deposits in the embattled country could fulfill the world's desire for rare earth and critical minerals and end opium's local stranglehold in the process

A maverick aristocrat's ideas about dinosaur evolution turn out to have been decades ahead of their time

An exhibition traces the reconstruction of a long-missing collection of writings by Archimedes

New 3-D software is helping scientists identify the sex and ancestral origins of human remains with greater speed and precision

Vast deposits of rare earth and critical minerals found in Afghanistan by U.S. geologists under military cover could solve world shortages and get the country off opium and out from under Taliban control. Photos show their gutsy excursions

The finding supports a case made by Jared Diamond and others that migration along the same lines of latitude in Eurasia promoted the sharing of crops, animals and technology, but that wide variations in climate found in the New World's north-to-south orientation hindered cultural exchanges

3-D printers can create models and prototypes, replicas of your head, even living tissues—and at Lehman College, they reproduce and reconstruct ancient fossils

If an early human wanted to chase down prey, it really helped to be upright and to lose the overheating body hair. Karen Hopkin reports

Fossils could help to reveal how dino feathers first evolved.

Australopithecus sediba is a mosaic of modern and primitive traits.