Energy Saving

With a surprisingly-affordable kit that includes security, lighting and power-saving devices, Origin hopes to introduce more Australians to the world of connected homes.

Tesla will build the world's largest lithium ion battery to help curb South Australia's energy woes.

Get an estimate on the cost of installing Tesla's solar power tiles — even the potential tax credits.

Diamonds and nuclear waste combine to make batteries.

Elon Musk has said that a Tesla solar roof will likely cost less to install than an ordinary roof.

The world needs renewable energy and Elon Musk has some new products to help supply it.

The Tesla Powerwall is now available to pre-order, although you'll be waiting until next year to get one on your wall.

The Cupertino company is heavily increasing its solar power investment in China.

Engineers have developed a new type of solar cell that's totally transparent to visible light.

Like the idea of solar panels but don't want your house to look like a power station? New building integrated photovoltaic (BIPV) panels can add solar power to roofs and even windows.