A 2,500-year-old grave jam-packed with daggers, knives, axes and four skeletons, including a "warrior woman" has been found in Siberia, surprising experts.
A swarm of hundreds of earthquakes, including one measured at magnitude 4.9, hit near the Imperial Valley in Southern California on Wednesday afternoon.
NASA astronaut Chris Cassidy and Russian cosmonauts Anatoly Ivanishin and Ivan Vagner were woken on Monday night to search for a small leak on the International Space Station.
The first-ever dinosaur feather discovered does indeed belong to the archaeopteryx, according to a new study, putting an end to a controversy that has waged within the scientific community for more than 100 years.
A remarkable picture shows the two largest planets in the solar system, Jupiter and Saturn, in the night sky over the legendary Mitchell's Fold stone circle.
An earthquake swarm of four small temblors rattled areas around a reservoir in Northern California on Tuesday, the second time in three days multiples quakes struck the area.
Marty McFly and Doc Brown may have traveled back in time and slightly altered their futures in the "Back to the Future" series, but a newly published study suggests paradox-free time travel is "theoretically possible."