Scientists believe the map could shed light on how Antarctica's vast ice sheet will respond to climate change.

Picture Antarctica not as a smooth, frozen plain, but as a rugged world of mountains, valleys, and deep channels buried beneath kilometers of ice. That unseen landscape is now coming into focus.

New Antarctica map reveals a landscape of hidden valleys and channels beneath ice, improving sea-level rise and ice flow ...

Antarctica's subglacial bedrock was previously one of the least-mapped planetary surfaces in our solar system.