Some believe the "Babylon Battery" is an ancient device capable of generating electricity—centuries before modern batteries were invented.

Guidebook to a cultural exchange project, "China Ancient Traditional Technology Exhibition" sponsored by the China Science and Technology Museum and exhibited in Chicago and other U.S. cities.

Researchers expected early lepidosaurs to show key lizard features. These include a hinged skull, an open lower temporal bar, and palatal teeth. Such features help modern lizards handle large or wriggling prey.

Rare rocks buried deep beneath central Australia have revealed the origins of one of the world's most promising new deposits of niobium—a metal vital for producing high-strength steel and clean energy technologies—and how it formed during the breakup of an ancient supercontinent.