Unexpected Elements is all about finding the surprising science angles to everyday news.

Like absolutely good luck.

Amazing to me.

That's Unexpected Elements from the BBC World Service.

Find it wherever you get your BBC podcasts.

This is the Global News Podcast from the BBC World Service.

And at Karachi and in the early hours of Friday the 3rd of November these are our main stories.

We have completely surrounded Gaza City, say the Israelis, as the fighting with Hamas intensifies.

Meanwhile, fighting is also getting fiercer along Israel's border with Lebanon, where the army faces Hezbollah.

And the commander of Ukraine's armed forces says the war with Russia has reached a stalemate.

Also in this podcast, the violent and lucrative attempts to smuggle migrants into the EU.

Right now you have a wire on a border that wire has only one purpose.

Not to stop migrations, but to have control of pain.

And a sweet romantic sound or a belly nuisance.

How a Swiss village is divided over cowbells.

But first, nearly a month after Israel declared war on Hamas.

The army has said it's surrounded Gaza City.

The Hamas run health ministry in Gaza said more than 9,000 people have now been killed since October 7th.

When more than 1,400 people were massacred in Israel and 242 taken hostage according to the Israeli army.

On the ground, Israeli soldiers are facing hit and run attacks from fighters coming out of their underground tunnels.

While in the air fighter jets continue to pound what the military says are Hamas targets.

Civilians, though, continue to haul victim to the bombings.

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