Palladium is a pricey precious metal most commonly used in catalytic convertors on car exhausts, says AUT's Allan Blackman in ep 57 of Elemental.

Oxygen is very friendly with other chemical elements & very helpful for life on Earth, says Allan Blackman from AUT in ep 56 of Elemental.

What happens if you play a Viennese waltz or death metal to beer as it brews? Experimenting with musical ways of making better beer.

Does playing different sounds to fermenting yeast change the taste of beer and osmium, the densest chemical element.

Osmium is extremely rare and expensive. It is the densest chemical element, rivals diamond as being the least compressible of all known substances & has a distinctive 'pong' according to Allan Blackman in ep 55 of Elemental.

Most important biological molecules contain nitrogen, even though it takes lots of energy to make or break its chemical bonds, says Allan Blackman from AUT in ep 54 of Elemental.

Electronic gaming machines, or the pokies, are highly addictive. Sonia Sly investigates why problem gambling develops and how it is associated with other disorders.

Why playing pokie machines can easily lead to a gambling addiction, and the chemical element nickel is in more than just five cent coins.

Niobium is a metal that is useful at both very high temperatures, as in jet engines, and very low temperatures as a superconductor, says Allan Blackman from AUT in ep 53 of Elemental.

The chemical element nickel is named after a German word for Satan or the Devil, but nickel is now more usually thought of as a North American five cent piece, says Allan Blackman in ep 52 of Elemental.