How to freeze heat conduction

Physicists have discovered a new effect, which makes it possible to create excellent thermal insulators which conduct electricity. Such materials can be used to convert waste heat into electrical energy.

Turning desalination waste into a useful resource

The rapidly growing desalination industry produces water for drinking and for agriculture in the world's arid coastal regions. But it leaves behind as a waste product a lot of highly concentrated brine, which is usually disposed ...

Storage of nuclear waste a 'global crisis': report

Nuclear waste is piling up around the world even as countries struggle to dispose of spent fuel that will remain highly toxic for many thousands of years, Greenpeace detailed in a report Wednesday.

War declared on world's growing e-waste crisis

Weighing more than all commercial airliners ever built and worth more than most countries' GDP, electronic waste poses a growing economic and environmental threat, experts said Thursday, as they launched a global initiative ...

Is there any point in recycling?

To sort or not to sort, that is the question. Lots of people wonder whether it's really worth their time and effort to separate, wash and store recyclable materials – especially if it takes more energy to recycle, or if ...

Don't waste your dog's poo – compost it

Australia has one of the highest rates of pet ownership in the world, with 38% of Australian households owning dogs. Dogs improve the quality of our lives, and studies show that exposure to dogs can even improve our immune ...

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