Make an acid-base indicator. Dr Yan uses some very colourful science to find out what's acidic in his kitchen. Take 1/4 red cabbage. Finely slice the cabbage. Put all the chopped-up cabbage into a ...

Is it an acid, base, or neutral? Make your own acid-base indicator from red cabbage, then test various household substances. Acids and bases are classes of materials that have different properties.

In Miller's analysis of the products, he found large amounts of several amino acids, one of the main types of building blocks for life. The experiment was a success beyond anyone's expectations ...

To speed up "geologic time" in his experiment ... a way in which some compounds -- nucleic acids -- could replicate and keep life going. The base pairs within DNA, which actually transfer the ...

These eight random poly(AC) RNAs produced proteins containing only six amino acids: asparagine, glutamine, histidine, lysine, proline, and threonine. Remember that previous experiments had already ...