Think before you drink

As Britain staggers through another long, hot summer, our consumption of mineral water is set to break all records. We do need a lot of water to stay healthy - but does it have to come out of a bottle? Aida Edemariam reports

We drink, therefore we dial

What a great invention, says Zoe Williams: a mobile that will stop you making calls when drunk. But the evenings will be a lot quieter ...