On Radio 4, the more you listen, the more you see.

Hello, I'm Brian Cox.

And I'm Robin Ince, and this is The Infinite Monkey Cage.

In this series, we're going to have a planet off.

I feel like Jupiter wins.

And after all of that, we're just going to chill out a bit.

We're talking about your bog standard.

Ice, not the fancy one.

Science with funny bits.

The new series of The Infinite Monkey Cage.

Listen on Radio 4 and BBC Sounds.

Hello and welcome to TechTent with me, Shona McCallum.

This week the head of WhatsApp resists calls to weaken encryption in messaging apps in the name of child safety.

Plus, we find out what a huge new study of thousands of gamers says about the effect play has on our well-being.

Joining me in the studio is technology reporter Chris Valens.

What have you been up to this week?

Well, I've been looking ahead to the World Cup,

the battle between attack and defence,

not on the pitch, but in the skies

as Qatar seeks to defend venues from drones.

You know, if somebody launched a large-scale, high-speed drone,

this wouldn't stop that, but that's okay, because far away

...