Universe101

Energy & Power

Energy & Power

Solar Power

How is the sun the main source of energy?

How can the sun be directly used as an energy source?

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Nuclear Energy

What is nuclear energy?

What are the benefits and concerns of using nuclear energy?

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Controlling Fire

How did early human harness the power of fire?

How did using fire change early human life?

Dive Deeper

Solar energy in Simple EnglishSolar energy

Have You Ever Wondered...

What is the Rorschach Inkblot Test?

What does it mean for science to be credible?

How do you know how old a fossil is?

Do compasses point towards True North?

Can lead be turned into gold?

Who was Galileo Galilei?