A 1,000-year-old stone structure in Mexico may represent how some people in ancient Mesoamerica believed the Earth was created, an archaeologist suggests.
X-ray light from the Perseus cluster of galaxies may finally reveal the true nature of one of the most mysterious substances in the cosmos: dark matter.
Scientists are set to unlock the secrets hidden in a 600-year-old manuscript, which depicts a series of ancient wars that inspired George RR Martin’s "Games of Thrones."
Astronomers spotted giant bubbles on the surface of a huge red-giant star, showing for the first time the convective cells that move heat around in these enormous objects.
About halfway through its two-year trek to the asteroid Bennu, NASA's OSIRIS-REx spacecraft took some stunning images of Earth and the moon as it whizzed past its home planet last fall.
NASA's Earth Observatory has provided stunning images of the "temperature anomaly" in the U.S., as much of the country faces the grip of a winter storm dubbed the "bomb cyclone."
Researchers at the University of Washington School of Medicine have developed a DNA vaccine, which could have the makings of a one-dose universal flu protection. Here's how it works.
DNA from an infant who died in Alaska some 11,500 years ago is giving scientists the best look yet at the genetics of the ancestors of today's native peoples of the Americas.
NASA astronauts successfully sequenced the DNA of microbes found aboard the International Space Station, marking the first time unknown organisms were sequenced and identified entirely in space.
Looking like a prehistoric art gallery, rock paintings depicting dogs, horses, boats and processions of people decorate the walls and ceilings of limestone overhangs on a tiny island in Indonesia, scientists have found.
A 1,300-year-old structure containing 14 engraved stone pillars was recently discovered in Mongolia, hinting at a centuries-old power struggle that may have ended in assassination.