It's what makes up over two-thirds of the entire planet. The ocean contains 97% of all of the water on Earth and an estimated 50-80% of all life is in what we know to be the Ocean.
how many fish are in the ocean

How Many Fish Are in the Ocean?

The health of the ocean ecosystem is largely tied to the population and distribution of fish in the ocean. Hence the need to estimate how many fish are in the ocean.

an sharks swim backwards

Can Sharks Swim Backwards?

Sharks are the largest and possibly most misunderstood fish in the ocean. They can swim at incredible speeds, but can they swim backward?

Glacier in a Valley in Iceland


A glacier is a huge mass of ice that forms over time from the accumulation of snow in an area where the temperature is below the freezing point of water.