Why Alaska golden orb is trending

<p>NOAA announced this week that it finally solved the 2.5-year-old mystery of an unidentified object found on the ocean floor in the Gulf of Alaska during a 2023 expedition. CNN’s Yon Pomrenze explains what scientists used to uncover the origin of the "golden orb." Discover more videos, including live streams and exclusive storytelling, on our <a href="http://cnn.com/watch">Watch</a> page.</p>