Inventions

Entries from December 2020




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"All animals are equal but some animals are more equal than others."

Physics

How the Moon can block the light from the big star?»
In the event of a total solar eclipse, the Sun’s light is completely blocked by the ...
What is an overhead kick in soccer?»
Kinetic energy largely dominates the beautiful game of football as players cover a ...
What is an overhead kick in soccer?»
Kinetic energy largely dominates the beautiful game of football as players cover a ...
How can you find the parts of the world’s ocean?»
The World’s Ocean Do you think the earth’s surface has more land or more water? ...
What makes waves? »
On a quiet day, you can hear the waves roll in and splash near the shore. On a stormy day, ...

Chemistry

What is net-zero emission?»
The U.S. president-elect Joe Biden has declared that the U.S. will return to the Paris ...
If water contains oxygen and there is fuel and heat, can a fire burn in water?»
You need three things for a fire, right? Fuel, oxygen, heat. So if hydrogen is ...
What do chemists do?»
Chemists . One of the physical sciences is chemistry. Chemists study chemicals and other ...
What exactly is nuclear energy?»
All things - even you - are made up of billions and billions of “bits” that are ...
What is Chemical Energy?»
You have seen candles burning. An orange flame dances around the wick, while the wax ...

Biology

What are Deserts? »
The glowing sun glares down on a vast sea of sand. As far as the eye can see, sand ...
What is Oil? »
Maybe you have used oil on your bicycle chain to keep it from squeaking. Did you know that ...
What are Fossils? »
Imagine a giant dinosaur moving along a lakeshore 80 million years ago. It is searching for ...
Why do identical twins have different fingerprints?»
Monozygotic twins or identical twins share the same genetic make-up (or DNA) as they ...
What are the golden rules for tree-planting?»
To fight climate change, countries and organisations around the world have launched ...