"We would need to consider the possibility that the source was created (or trapped as a primordial black hole) by a highly advanced technological civilization," Harvard's Avi Loeb writes.

Strata: Stories from Deep Time’ explores the origins of the air we breathe and untangles some of our planet’s oldest stories.

A bronze compass, possibly used by one of history’s greatest astronomers, was recently uncovered during an archaeological dig in northern Poland. This rare find, made near the remains of a ...

Trump and Putin hold their sixth official call this year, focusing on the Middle East and Ukraine; Moscow expects a complete halt of Western arms deliveries to Ukraine; and Russia has become the ...

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Micrometeorites are thought to shower down on planets throughout the universe, so the discovery that they help protocells ...

They're in the headlines every week—critical minerals like lithium, cobalt, nickel, graphite and the rare earth elements ...

Alright, so here’s the mystery: in Costa Rica, there are these giant stone spheres scattered around, and no one knows for ...

Researchers from the Nanjing Institute of Geology and Paleontology of the Chinese Academy of Sciences and Columbia University ...

Archaeologists discover two 2,300-year-old Celtic swords encrusted with glass and copper in France, revealing ancient ...

Researchers mapped a pulsing mantle plume under Afar that channels molten rock upward, stretching Africa’s crust until it ...

Studies of 15 M-type stars have revealed new insights into the potential presence of exoplanets. A new study led by ...