The Pulpí Geode, in southern Spain, is the largest geode in the world. For the first time, scientists think they know how it was made.
Today (Oct. 18), NASA astronauts Christina Koch and Jessica Meir embarked on the first spacewalk in history to be completed by a team of all women.
NASA astronauts Christina Koch and Jessica Meir are scheduled to begin the first-ever all-female spacewalk today (Oct. 18) at around 7:50 a.m. EDT (1150 GMT). Watch it live at Space.com.
Our home galaxy stole several dwarf galaxies that used to belong to the Large Magellanic Cloud (LMC), a galaxy near the Milky Way.
Nearly three dozen people have died from vaping-related lung illnesses as the nationwide outbreak that continues to grow.
This Navy craft is meant to communicate with nuclear forces in the event of a nuclear war. And a bird strike just grounded it.
Japan imported Ebola and other lethal viruses to prepare diagnostic test kits for the 2020 Olympics.
September tied the record for the warmest average global temperatures during that month, according to a new NOAA report.
Virgin Galactic and partner Under Armour unveiled a new line of "spacewear" spacesuits for future passengers on SpaceShipTwo.
An elephant's seemingly final act after it was attacked by a crocodile was to collapse on top of the reptile, crushing the would-be predator.
Trilobites fossilized in Morocco seem to have been buried by a storm as they marched in an orderly queue.
In the early 20th century, sailors near Alaska reported seeing black bubbles seeming to boil out from the sea. They weren't wrong.
While playing a game, monkeys switched strategies each round, while humans stuck to a set of inefficient rules.
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