The National Park Service describes Kenai Fjords National Park in Alaska as the location “where mountains, ice and ocean meet.” This description provides you with a good idea of what you can see at ...

This is the midwater zone, a hidden ecosystem that begins 650 feet below the ocean surface and sustains life across our planet. It includes the twilight zone and the midnight zone, where strange and ...

We know more about the Moon’s surface than Earth’s ocean floor — but that’s changing fast. A NASA-supported team used a ...