Legend has it that King Arthur was the only person able to pull Excalibur from a stone. But a newly discovered blade found stuck in a rock in a Bosnian river is being described as a "real-life Excalibur."
Technicolor photos of delicate embryos, feathery mosquito headgear, a spider's facial "hair" and an explosion of light in a frozen water droplet were just a few of the standout images in this year's Nikon Small World microphotography contest.
Marine archaeologists have revealed the latest discoveries from the site of the Antikythera shipwreck, famous for the ‘Antikythera Mechanism,’ which has been described as an ancient computer.
Archaeologists in Israel have discovered the remains of a stunning 1,500-year-old church decorated with beautiful mosaic floors and Greek inscriptions.
A newly published study looks at a star system, BD + 20 307, more than 300 light-years from Earth, which may contain evidence of two exoplanets recently colliding.
Considered to be the "holy grail," an extremely rare "Star Wars" toy from the 1970scould be worth as much as $500,000 when it goes up for auction next month.
Following the U.S. Navy's acknowledgment that UFO videos that were released by former Blink-182 singer Tom DeLonge are of real "unidentified" objects, the U.S. Army has signed a deal with DeLonge's To The Stars Academy to study its purported extraterrestrial 'discoveries.'
The ozone hole above Antarctica, where the sun's harmful ultraviolet (UV) rays bust through an otherwise sunscreened stratosphere, has shrunk to its smallest size on record going back to 1982, scientists have found.
A fourth auction of Apollo 11 astronaut Neil Armstrong’s personal belongings is set to begin Friday, continuing the commemoration of 50 years since the first moon landing.
Marine archaeologists have recovered ancient treasures from the wreck of the Mentor, a ship used by the controversial Lord Elgin to transport a hoard of artifacts taken from Greece.