Is the longest-lasting civilization China, ancient Egypt or Mesopotamia? Here's a look at the evidence for each of these enduring cultures.
A newly discovered supernova can be watched as it develops in real-time online and for free. The livestream will begin at 6:30 p.m. EDT (2230 GMT) on Friday, May 26.
A rainstorm has exposed the ancient Roman stone carvings of a phallus, face and cornucopia at a first-century fort in Spain.
May 27, 2023: Our weekly roundup of the latest science in the news over the past few days, as well as a few fascinating articles to keep you entertained over the weekend.