Answers to Physics Questions

Would a more massive Earth make it harder to launch rockets into space?

If 300 years ago one person had a certain surname, how many people could have that surname today?

"Why do particles go to the centre in a bucket of water?" This is the question we're tackling this week...

This round's on the internal world - how many questions can you answer?

Test yourself on these physics facts and space head-scratchers!

What magic do coffee granules possess that's absent in packet soup?

Do electrons leave their atoms for form electric current?

Will we have fusion power plants soon?

And how dangerous are they?

Particle physicist Chris Rogers took on this huge question...

Will it sterilise the sponge?

What happens if the Earth's magnetic field ever reverses its polarity? Geologist John Underhill explains...

There's debate on our forum over how to muffle a chainsaw...

Are there ways to improve them to generate more renewable energy?

If light is sometimes a particle and sometimes a wave, would two rays bounce off each other or pass through?

And which are the best sequences to pick?

What's the best way to heat your home?

Is the universe really expanding?

What's going on at CERN?

What on Earth is a neutrino?

How much acceleration can the human body stand?

If you wipe dew of a windshield at below-zero, why does it suddenly freeze solid?

What will be the impact of SpaceX's Starlink project?

If you could break open a quark, what would you find inside?