Hello and welcome to Mysteries of Science. My name's Dan and I'm the editor of the Week Junior Science and Nature, which is the monthly magazine from the team behind the week junior.

And I'm Stevie, the deputy editor. On this podcast we investigate weird events, strange creatures and mysterious places.

Welcome back, Stevie.

So lovely to have you.

You've returned to the show just in time for our very last episode of season 8.

I know. It's my favourite episode as well.

I'm so excited.

For those of you who are new to mysteries of science,

this is a special episode at the end of every season when we answer your questions.

These are the questions you want the answers to to and we've put them to a panel of

experts. Yeah, we've had some mind-boggling questions over the years and, well, I can't

wait to see what you've asked us this time. I know, neither can I. Well, should we jump in?

Yeah, let's do it. This is Mysteries of Science.

So Dan, what's our first mystery?

Okay, here's a question that was sent to us by Theodore.

Can you investigate what temperature is in space?

Bye.

That is a great question, Theodore. And to answer, we've got none other than Professor Brian Cox himself.

Wow.

Well, I mean, it's kind of deep question in a way.

We have the temperature of what's called the cosmic microwave backgrounds, the afterglow of the big bank.

So essentially it's the temperature the universe has cooled down to since the Big Bang

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