Earth has a small new moon coming, but it might have been made by people in the 1960s. It will take closer observations to know for sure.
About 100 million years ago, a gigantic meteorite collided with Australia, creating a 3-mile-wide impact crater.
Scientists have found an alien world that orbits its host star every 3.14 Earth days, a close approximation of the famous mathematical constant pi.
Scientists have discovered human footprints embedded on an ancient lake surface in the Nefud Desert in Saudi Arabia that are around 120,000 years old.
Roads are flooded again. Protective dunes destroyed. Louisiana is bracing for another impact. And the season still has much more than a month left to go.
After two dead giraffes were discovered in a South African nature reserve, scientists determined that the animals had been struck by lightning.
Archaeologists have identified the wreck of a Mexican steamer as La Union, an illegal slave ship that smuggled the Maya as cargo to Cuba.
With the formation of Tropical Storm Wilfred on Sept. 18, the 2020 Atlantic hurricane season reached the end of its storm names list and will now "go Greek."
Two experiments hunting for a whisper of a particle called a dark boson that prevents whole galaxies from flying apart recently published some contradictory results.
A new, international study shows the significant impact that melting ice sheets will have on global sea levels.