First NZ Capital has raised its target price for Genesis Energy to $1.97 from $1.85, but has retained its neutral rating on the stock.

The revitalised board of struggling electricity producer New Zealand Windfarms is exploring ways to pay a maiden interim dividend.

Elon Musk, the man behind Tesla and SpaceX, has made a lot of enemies during his time in business.

A small island in American Samoa is making the switch from diesel generators to 100 per cent renewable energy.

Power was cut to more than 260 homes and businesses in west Auckland this morning.

Santa is not coming to Dunedin-based lines company Delta this year after chief executive Grady Cameron cancelled end-of-year function.

The arrival of electric vehicle company Tesla in New Zealand is expected to see the number of electric cars being sold here leap.

An accident along Whanganui's Mosston Rd which knocked out power to nearly 200 homes has prompted calls for a speed camera in the

The Model S starts from $109,300 while the Model X starts from $145,200. Depending on the engine, the vehicles can cost almost $225,000.

Te Aroha Museum is celebrating 110 years of electricity in the region with an exhibition that will trigger powerful memories for older people. Among the items on display, vintage vacuum cleaners and heaters. Made with funding from NZ On Air.

Te Aroha Museum is celebrating 110 years of electricity in the region with an exhibition that will trigger powerful memories for older people. Among the items on display, vintage vacuum cleaners and heaters. Made with funding from NZ On Air.

More than 156 homes are without power in Auckland after two faults affected about 2000 households overnight.

Trustpower spun out its Australian windfarms into a separately listed company, Tilt Renewables, on October 31.

A fault that has cut power to more than 1600 properties in Lyttelton might not be fixed until tonight.

Meridian chief executive Mark Binns says he wants to see the Tiwai Point aluminium smelter stay, "but not at any cost".

A detailed map showing the location of every dangerously compromised power pole in Dunedin shows just how worried residents should be about the risk of death or injury.

Delta and Aurora are being investigated for failing to replace dangerous power poles in Dunedin.

Vector has opened a big Tesla battery storage bank in Auckland which it says will help defer costly building of less flexible infrastructure.

The initiative represents some 1,450 vehicles - a 75 per cent increase in the total number of EVs on New Zealand roads today.

Former Health Minister Tony Ryall has been appointed as the next chair of grid operator Transpower.

The "interconnector" that South Australia relies on for power is at the centre of the outage that cut power for the whole state. Here's what went wrong.

Nine years after Westpower first proposed a hydro-electricity scheme on the Waitaha River, the Department of Conservation said it had given approval in principle.

Hopefully you enjoyed yesterday's Sunday sunshine as the rest of the week is set to pack in.

Power has been restored to most of Vector's northern network after weather chaos struck overnight - but some homes may still be without

More than 320,000 Aucklanders are in line for a payout of hundreds of dollars following Vector's annual financial result, released today.

Our biggest electricity retailer says lower power, gas and oil prices, along with competition, has hit its annual earnings.

Mercury, formerly known as Mighty River Power, has delivered a 2.3 percent lift in operating earnings and declared a special dividend.

The businesses which bought the most cheap, worthless carbon credits to meet their climate change commitments have been revealed in a new report.

Australia has blocked a A$10 billion deal to lease its biggest electricity grid to Chinese and Hong Kong investors because of "national security".

Around 400 properties in Hawke's Bay and Taupo have been without power since wild weather hit on Saturday morning, and it's unlikely to be restored to many for more than a week.