Erasto Empemba was a schoolboy in Tanzania in 1963.While making ice cream with his friends, he noticed that hot milk freezes faster than cold milk. Hence the name Empemba effect.But this effect has been observed since the time of Aristotle. But chemists have struggled to give an accurate scientific explanation.There is a reason for that.Warm…
Seems very stupid QN doesn’t it.Likewise,Why water is used to extinguish fire. Why not use water in some conditions?I want to give a very simple answer to the questions. Water is a compound of hydrogen and oxygen. Hydrogen is a flammable element.So is Oxygen.But oxygen is said to be an oxidizing agent.So why doesn’t water…
The largest and deepest ocean. About 30% of the Earth’s surface is in the Pacific Ocean. There are about 25,000 islands at the top and about 75,000 volcanoes at the bottom. Due to the movement of the Earth’s plates, the ocean shrinks by one inch each year, and instead the Atlantic Ocean expands by every…
Rivers and streams that originate from mountain tops and flow through valleys are common on earth. But have you ever heard of a spring that comes from a tree? There is a spring that comes from a tree in the European country of Montenegro. The water flows out of the tree only after heavy rains….
All living things in the universe usually die of old age. But there is a creature that never dies when it grows old. A species of jellyfish is referred to as this type of immortal. The scientific name of this immortal jellyfish is Turritopsis dohrnii. They are immortalized in their ability to return to their…
The first elements to form at the beginning of the universe were 92% hydrogen and 8% helium, with the exception of a very small amount of lithium. The remaining elements were formed by stellar nucleosynthesis. That is, by the fusion of the stellar core, or by the heat of an explosion at the star’s death….
How did water come to earth? Certainly not after the earth came into being. Water is older than earth. The water we use contains the hydrogen produced by the Big Bang. And the explosion of oxygen stars in it. So there is more water available in space than we think. It only tells the most…
