The tone on Wall Street and Europe's equity markets remained positive overnight amid optimism the EU is making progress in its efforts to avert a Greek default.

PM slips behind Abbott as preferred leader for first time.

Locals tell of rotting weed and stranded fish when water levels fell during 2009 trial run.

World markets fell overnight, pulled down by poor economic news and the surprise announcement that the International Energy Agency would release oil from strategic reserves.

Contact Energy has agreed to refund 25,000 customers more than $280,000...

Auckland-based clean technology sector darling LanzaTech has added the giant Japanese industrial conglomerate, Mitsui to the growing band of A-list global clients lining up to use its gas fermentation technology.