Explorers know that the Earth’s oceans are vast, covering about 71% of the surface of the globe. According to a new study, ...

A new review of ocean data suggests that more than 99.999 percent of the global deep seafloor has never been seen by humans.

We know next to nothing about Earth’s seafloors. According to a study published May 7 in Science Advances, humans have only ...

Researchers claim we know about less than 1% of our deep seas here on Earth, raising concerns over possible deep sea mining.

For around 2,000 years, global sea levels hardly varied. That changed in the twentieth century. Sea levels started rising and ...