A mammoth tusk artefact discovered in a Polish cave could be Europe’s earliest example of a boomerang and even the oldest tool of its kind in the world, archaeologists said. The tusk was found along ...

BOLOGNA, Italy — Scientists have discovered what may be one of the oldest boomerangs in the world, hidden in a Polish cave for tens of thousands of years. The mammoth ivory artifact, found alongside ...

Cambridge, MA — An earthquake typically sets off ruptures that ripple out from its underground origins. But on rare occasions, seismologists have observed quakes that reverse course, further shaking ...

A boomerang carved from a mammoth tusk is one of the oldest in the world, and it may be even older than archaeologists originally thought, according to a recent round of radiocarbon dating.