If you've ever grabbed a pack of peas from the freezer to cool down a sprain or injury then you'll appreciate FrozenPeaz.

Millions of people around the world don't have a source of light once the day grows dark.

A flurry of last-minute pre-registrations for Mighty River Power shares is expected ahead of the Friday close-off.

Mighty River Power chairwoman Joan Withers has a formidable reputation for being one of the best communicators in business.

We're known for being clean and green, but Kiwis are still eating up at least twice their fair share of the planet when it comes to sustainability.

The record number of pre-registrations for Mighty River Power shares shows there is strong appetite for well-structured businesses, says one fund manager.

The 68 boxes carried onto Parliament's forecourt this afternoon contained 393,000 signatures. It is thought to be the biggest ever petition in support of a citizen's initiated referendum.

Labour Leader David Shearer says the fact someone was able to pre-register for Mighty River shares in his name shows how "shonky" the sales process is.

The Government will push ahead with asset sales regardless of a referendum on the issue, Finance Minister Bill English says.

The former head of Solid Energy has been called to front up to a parliamentary committee to answer questions on the failing coal company after opposition was dropped.

NZ firms are missing out on $1.6 billion in potential energy savings by not putting in place simple measures which a conservation group says could prove equivalent to a "killer app" for business.

Mighty River Power has admitted its $250 million investment in geothermal exploration in Chile could come to nothing, but believes it is worth the risk given Chile's massive geothermal resources and energy demands.

Prime Minister John Key says he has no problem with former Solid Energy boss Don Elder appearing before a select committee to answer questions.

Gas station chain Z Energy has confirmed this morning that it is being prepared for a sharemarket listing by its main shareholders, Infratil and the NZ Super Fund.

Geothermal is the ultimate renewable energy source - and one reason why Mighty River Power is kicking off the government's asset sales. Energy reporter Grant Bradley visits the company's brand-new plant

Former chief executive of Solid Energy Don Elder could be forced to appear before a government select committee.

Former PM Dame Jenny Shipley was quizzed about her reputation as a company director today when she appeared before the commerce select committee at Parliament.

The unresolved issue of Maori water rights may yet have an impact on Mighty River's future operating costs.

Dennis Tito is planning a private mission to Mars in 2018. Inspiration Mars Foundation aims to inspire and wants to take advantage of the way the planets line up in 2018.

Solid Energy wants to keep secret details of the final payment made to former chief executive Don Elder.

The Labour Party is calling for Solid Energy's former chief executive Don Elder to appear before the commerce select committee when its financial review is heard in March.