The supermassive black hole could be being dragged along by an invisible partner. (Image credit: Sloan Digital Sky Survey (SDSS)) A supermassive black hole is racing across the universe at 110,000 mph (177,000 km/h), and the astronomers who spotted it don’t know why. The fast-moving black hole, which is roughly […]
AP/Terrance Siemon The three recent appearances (and two subsequent removals) of “monoliths” in Romania, Utah and California are intriguing examples of what can capture the public’s imagination. These constructions are metallic-looking structures about three or four metres tall, with a simple geometric design and reflective surface. They’ll look familiar to fans of […]
The shiny, triangular pillar that protruded some 12 feet from the red rocks of southern Utah was spotted on November 18, 2020 by baffled local officials counting bighorn sheep from the air The mystery of how a metal monolith appeared in the Utah desert remains, but the riddle of its […]
The US says it does not know what the satellite is or why it is behaving strangely GETTY IMAGES A mysterious Russian satellite displaying “very abnormal behaviour” has raised alarm in the US, according to a State Department official. “We don’t know for certain what it is and there is […]
The Confederate submarine H.L. Hunley sank in 1864 and wasn’t seen again until 1995. Since 2000, conservators have worked tirelessly to reveal the doomed sub’s secrets. Credit: Bruce Smith/AP/REX/Shutterstock The Confederate submarine H.L. Hunley was a 40-foot-long (12 meter) sausage of bulletproof iron built in Mobile, Alabama, and propelled through […]
Vietnamese authorities say the metal balls could have fallen from space, from an altitude of less than 100 kilometres (62 miles) Vietnam’s military is investigating the appearance of three mysterious metal balls—believed to be debris from space—which landed in the country’s remote north, a senior army official said Friday. Two […]
The particles are encased in a clear plastic sphere Ever wondered what happened to the UK’s piece of the moon? Four fragments which were given to the UK as a present? Newly-released National Archives’ files reveal that three prime ministers were unsure what to do with the official gift – […]