When our planet and the incoming sunlight align just right, stunning phenomena such as rainbows and halos can occur. More ...

A derelict Soviet-era spacecraft known as Kosmos 482 is set to hurtle back toward Earth after more than five decades in orbit ...

The Soviet Union's failed Kosmos 482 Venus probe will fall back to Earth from orbit soon, and it may well make it to the ...

A piece of space junk called Cosmos 482 is unlikely to pose a threat to people or property. But space experts say it ...

Fram2's orbit flew Dragon on a north-to-south trajectory in low Earth orbit at an altitude of about 271 miles (437 kilometers ...

Despite its dry, dusty surface and thinner atmosphere, Mars may have more in common with Earth than scientists previously ...

The Advanced Research and Invention Agency is investing £57 million to study climate-manipulating technologies, but says it ...

A meteorite found in Antarctica in 2012 suggests Earth may have formed with the materials needed to make water, a new study ...

Soaring demand for copper, lithium, and nickel could make the metals more valuable than oil and gas by 2050, Barclays said.

NASA is also tracking two other asteroids near Earth today, including a larger bus-sized one called "2025 HR1" that's ...

For eight years running, Finland has been rated the happiest country in the world by a peculiar United Nations-backed project ...

Shasta Valley's strange hills reveal a secret — the debris of a massive ancient mountain collapse in Northern California.