Answers to Chemistry Questions

We wax lyrical about smoky candles...

Why don't plants leave a hole in the ground when they grow?

When a bar of soap gets used a lot and gets smaller, it seems to struggle to form suds properly. Is something other...

Is it safe to heat my dinner in a plastic container?

How do they work?

And why is it STILL on my walls?

They're not necessarily hot...

Is it JUST H2O?

Chemist Pether Wothers takes a sniff at this question from a listener

Could we eat aliens?

Do we need to start panicking, or what?

And if so, how much light do we need?

How can chemicals create fire?

SPOILER: There may be "whale vomit" in your perfume.

Alexandra Ashcroft recruits Vayu Maini Rekdal to cook up an answer to Zettie's question

Mathematician James Grime quizzed the rest of The Naked Scientists Q&A show panel...

It's all about the ions...

How much of an effect do the different types of pollution face masks have?

Is the frozen water on the Moon, Mars or anywhere else in space drinkable?

Normally, when stuff collides, things fly apart from each other. So how did planets form in the first place?

Seats are weighty, but would it make much of a saving?

Water contains hydrogen and oxygen, both of which are important in combustion, so why is it used to put out fires?