On Britain streets, you unknowingly see, extraordinary heroes who look just like me.

We live without capes or superpowers.

We're the everyday heroes who save the hour a nurse a teacher a cabby a mate pride of

Britain's here it's time to celebrate do you know an everyday hero who deserves

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And that is the say physics, medicine, nature, space, time, brain, life, the universe.

Hello this week, how a dental implants made and fitted, bacteria resistant plastic coatings, and what hip implants have in common

with plastic bags.

Plus in the news, why pancreatic cancer is so aggressive and how we might stop it and signs that something ten times

the signs of Earth slammed into Jupiter. I'm Isie Clark. I'm Chris Smith and this is the

Naked Scientists. The Naked Scientists podcast is powered by UKfast.co.uk.

Now first this week pancreatic cancer has a notoriously dismal prognosis

fewer than one in ten people who are diagnosed survive for more than five

years. Now scientists in Australia have uncovered part of the reason

why this disease is so aggressive. The tumor secretes chemicals that subvert healthy cells

nearby and turns them into a protective shield that nourishes the cancer

...