In the final programme in our Elements series, Justin Rowlatt looks at the rarest and oddest...
30:13
Why do we value this practically useless metal so highly? And does it bring out the worst in...
30:13
This radioactive metal holds the promise of thousands of years of energy for the world. But is it...
30:12
This radioactive metal holds the promise of thousands of years of energy for the world. But is it...
29:58
Platinum group (Pt, Pd, Ru, Rh, Os, Ir)
Six extremely rare metals that clean your car exhaust and turbocharge industrial chemistry, but...
30:13
The macabre poison we know from crime novels and history books has some surprising modern uses....
30:13
The shiniest and showiest of metals is still mainly used in silverware. But it also has some...
30:10
Why does iodine deficiency still blight children in developing countries like India? Justin...
30:13
Could we finally be about to crack this source of potentially unlimited clean energy - thanks in...
30:13
This toxic metal is slowly being phased out of our lives. But as presenter Justin Rowlatt...
30:14
Potash plumps up fruit, vegetables and grains, and the potassium it contains is an essential...
30:10
Is the dream of a hydrogen-fuelled zero-carbon economy achievable? Presenters Justin Rowlatt and...
30:11
The metal that brings shelter and good health to India's poorest. Presenter Laurence Knight...
29:46
As climate change threatens to play havoc with the rain, could we instead draw our water directly...
30:13
Northwest India is fast running out of groundwater. As much of the world faces growing water...
30:14
Neon, argon, krypton and xenon: Laurence Knight investigates their uses, from the blinding light...
29:52
Nanotech, virtual reality, Moore's Law - we look at germanium, the substance that could oust the...
30:12
Radium, polonium and radon may be names to make your hair stand on end, but are they actually...
30:20
Is coltan - the notorious conflict mineral from which these two metals are derived - still being...
30:15
Rare and toxic, beryllium can do serious damage to your lungs. Presenter Laurence Knight explores...
21:18
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