by How It Works Team · 22/07/2014
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How did the sun form?
Do astronauts still have to be quarantined when they return to Earth?
Why do people put chains on tyres in snowy weather?
Why has the James Webb Space Telescope been delayed?
What is sand made of?
What is ‘brain freeze’ and why does it hurt so much?
Why is hydrogen so common in the universe?
When we laugh, what happens inside our body?
Why do old phones slow down?
Is it cruel for a puppy to be separated from their mother?
How do glasses help to correct your vision?
Who was Otzi the Iceman?
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