Atmospheric carbon dioxide was high in the Cretaceous, making the world in general a warmer place. Moreover, the lack of an ...

"Inside a real nuclear launch drill on a submarine. David Hoffman presents captivating documentaries and archival news clips that explore the evolution of American life over the past century ...

A 62-year-old man was detained after allegedly ramming a car into a crowd outside the Zhuhai Sports Center in China. Local ...