EarthPrehistoric Planet 2 review: Attenborough returns to ancient Earth The second series of this show about Earth 66 million years ago is a joy to watch - but it inspires more than it informs. A little more science would have been nice Culture
CommentThe Seaweed Revolution review: How to save the world with seaweed Marine algae could replace plastic, massively cut our carbon emissions and help feed billions of people healthily, according to an excellent new book by Vincent Doumeizel Culture