The vast majority of our planet’s oceans remain unexplored, hiding secrets that challenge everything we thought we knew about human history and geology. Every so often, sonar technology or daring deep ...

Across the world, archaeologists keep stumbling on structures so old, so large and so technically sophisticated that they seem to have no right to exist in the eras that produced them. From submerged ...

The story of a submersible vanishing beneath Antarctic ice after glimpsing seemingly impossible structures sounds like science fiction, yet it is rooted in a very real research campaign at one of the ...