A bar chart is best for comparing groups of data. For example, which modes of sustainable transport are most commonly used in a day. Here each bar represents a different mode: bus, tram ...

Genome size is the total number of base pairs in an organism. While the number of genes in an organism's DNA (red bars) varies from species to species (numbers at right), it is not always ...

Here’s how their most important specs compare, but remember, specs aren’t everything! We’ve put these in price order, so scroll across to find the phone you are after. Display LCD (1334×750 ...