Expert pieces together puzzle from fragments of 1,600-year-old Roman text

‘Extreme’ wildfire sweeps Nevada as U.S. tallies almost 51,000 wildfires so far this year

SpaceX sets rocket-reuse record on 100th Falcon 9 launch of the year (video)

Front face of a stela: A 1,300-year-old carving of a powerful Maya 'Lady Supreme Warlord' that weighs over 1 ton