Like people, elephants call each other by nameThe push to decriminalise abortion in Britain heats upSouth American vineyards brace for tricky summers aheadThe world this weekShyam Saran Negi never failed in his democratic dutyHow digital gaming spreads far and wide'I fear when we stop, no one will replace us': Madagascar's forest guardians – in picturesZany ideas to slow polar melting are gathering...