Astronomers have traced a mysterious type of repeating cosmic signal to an unusual pair of stars, providing the strongest evidence…
NASA's Psyche spacecraft has successfully completed a close flyby of Mars, using the planet's gravity to gain speed and redirect…
NASA's Curiosity rover has identified a wide range of organic molecules on Mars, including compounds that scientists consider key ingredients…
Science advances by proposing ideas and then trying to prove them wrong. This process becomes especially challenging when dealing with…
About 3,500 years ago, hunter-gatherer communities began shaping enormous earthen mounds along the Mississippi River at Poverty Point, a UNESCO…
A complete plano-convex ingot has been uncovered in Sweden for the first time. When researchers at the University of Gothenburg…
Astronomers at the Center for Astrophysics | Harvard & Smithsonian have proposed a new explanation for some of the universe's…
Researchers think that members of the most recently identified “hominin” group (the Denisovans) mixed with early modern humans and passed…
The concept of a large, hidden planet or planets lurking in the most distant regions of our solar system has…
A team of astronomers led by the Center for Astrophysics | Harvard & Smithsonian has discovered a rare object far…