‘Think of what would change if we valued terrestrial water as much as we value the possibility of water on Mars.’ (Image: A. Krauze)

There may be flowing water on Mars. But is there intelligent life on Earth?

While we marvel at Nasa’s discoveries, we destroy our irreplaceable natural resources – so we can buy pre-peeled bananas and smartphones for dogs Evidence for flowing water on Mars: this opens up the possibility of life, of wonders we cannot begin to imagine. Its discovery is an astonishing achievement. Meanwhile, Martian scientists continue their search