Explorers have discovered a series of mysterious, "perfectly aligned" holes punched into the seafloor roughly 1.6 miles (2.6 kilometers) beneath the ocean.
The core stage of a Chinese Long March 5B rocket is set to tumble uncontrollably back to Earth today in a reentry that China is tracking closely.
Earth's crust is dripping "like honey" into our planet's hot interior beneath the Andes mountains, scientists have discovered.
Antarctica's Doomsday Glacier is losing ice at its fastest rate in 5,500 years, raising concerns about the ice sheet's future.
Pentagon officials speaking at the first public hearing on UFOs since the 1960s have shown previously classified footage of an unidentified aerial phenomenon (UAP).
A gigantic "potentially hazardous" asteroid that may be twice the size of the Empire State Building is set to zoom past Earth Thursday (April 28), according to NASA.
Earth's inner core may be filled with a weird substance that is neither solid nor liquid, according to a new study.
Scientists have found "compelling evidence" that Saturn's "Death Star" moon is hiding an ocean just beneath its surface, furthering the search for possible life in our solar system.
The researchers hope to use the estimate to figure out the mystery of how supermassive black holes came to be.
The test chamber will enable scientists to test technologies and structures on Earth before sending them to the moon.
China's "artificial sun" has set a new world record after reaching temperatures five times hotter than the sun.
NASA is tracking two explorers on a 2,268-mile (3,650 kilometers) journey across Antarctica to learn more about humanity's ability to survive on Mars.