How did the oceans get polluted with mercury?

How did the oceans get polluted with mercury

Mercury is a heavy metal, which is liquid at room temperature. And while we may only have seen it trapped in glass in thermometers, marine animals, unfortunately, have had a much worse experience. Being a part of the heavy metal family means that mercury stays where it reaches. It is not destroyed … Read more

How is the mating ritual of octopus?

How is the mating ritual of octopus?

Nature is full of wonders and strange things that would blow our mind if we look closely enough. From the mind-bending events taking place in space, to the amazing things animals and plants do on our own planet. The animal kingdom is full of all kinds of weird wonders and fantastical activities. … Read more

Is it true that Candiru fish can swim upstream into your urethra?

Is it true that Candiru fish can swim upstream into your urethra?

The Amazon is the largest river in South America, as well as a notorious candidate for some of the deadliest fish found in the world. It is home to about 2, 500 species of animals. From the largest freshwater fish, the Arapaima, to the famous red-bellied piranha, with gnashers sharp enough to … Read more

Have the oceans always been salty?

Have the oceans always been salty

Have you ever wondered why beach water is salty while lake water is not? Ever thought about how this salt ended up within the sea? If yes, then let’s see what the story behind it is. The world that we live and breathe in was not always like this. When the earth … Read more

How many oceans are there on the Earth?

How many oceans are there on the Earth?

This is like the tricky questions you got in high school. In a sense, there are two answers to this question, both of them right. Strictly speaking, there is only one ocean, a great body of saltwater, which altogether covers about 72% of the Earth’s surface and surrounds the planet’s great landmasses. … Read more