Discover the 10 oldest animal fossils ever found, revealing ancient life forms that shaped evolution. Explore their origins, ...
An curved arrow pointing right. Scientists thawed out a 46,000-year-old worm dating back to the Ice Age and brought it back to life, and then it started having babies. More from News Scientists ...
Scientists have discovered traces of life more than half-a-billion years old that could change the way we think about how all animals evolved on earth. The international team, including ...