The last-ditch struggle of Tongtianlong limosus as it was mired in mud is seen in an undated artist reconstruction. Zhao Chuang/Handout via REUTERS In a humid, tropical jungle in southern China eons ...

Fossils in China reveal early life that predates animals and show that ancient ecosystems were more complex than previously ...

For millions of years, the land we now call the United States has been home to towering prehistoric beasts, strange sea creatures, and lush ancient forests that no longer exist. Evidence of this ...