Lightning strikes are powerful – but we haven’t had solid estimates of their energy until now. Researchers turned to the hollow stone tubes they create by vaporizing sand for more precise calculations.
An emissions intensity trading scheme increases the cost of coal power compared to other electricity sources.
Indigo Skies Photography/Flickr
Joe Wyndham, University of Technology Sydney et Jay Rutovitz, University of Technology Sydney
Now that our rooftop solar industry has matured, we need to reconsider the purpose of feed-in tariffs and align them with our goals for the electricity system in the future.
Rooftop solar proves a challenge to keeping prices low on the grid.
Solar image from www.shutterstock.com
Gaining a better sense of what genes are involved in regulating circadian clocks could put us on a path to find better treatments and therapies to help people adjust to time shifts.
Koeberg power station, in Cape Town, is the only nuclear power station on the African continent. South Africa is considering a proposal to build more such power stations.
EPA/Nic Bothma
The potential shutdown of Victoria’s Hazelwood power station could leave a large gap in coal-fired baseload generation. But other coal power stations have plenty of spare capacity to fill the gap.
Wind farms are pushing down the price of electricity in the electricity market.
Chris J Stewart, Starfish Wind Farm, Cape Jervis, South Australia.