The vast majority of our planet’s oceans remain unexplored, hiding secrets that challenge everything we thought we knew about ...

Across the world, archaeologists keep stumbling on structures so old, so large and so technically sophisticated that they ...

The story of a submersible vanishing beneath Antarctic ice after glimpsing seemingly impossible structures sounds like ...

History Channel’s hit mystery series “The UnXplained with William Shatner” is back Friday, January 16 at 9 p.m. with an ...