Energy & Green Tech
A new 3-D printed thermoelectric device, which converts heat into electric power with an efficiency factor over 50% higher than the previous best for printed materials—and is cheap to produce in bulk—has been manufactured ...
Jun 5, 2019
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Engineering
There is a "silent hazard" lurking underneath our major global cities, and our buildings were not designed to handle it.
Jul 12, 2023
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Consumer & Gadgets
At the end of a given day, restaurants, markets and other food stores often have leftover food that is still perfectly good, but can no longer be sold the next day. That food often gets thrown away, contributing to increasing ...
Aug 11, 2021
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Energy & Green Tech
The ash from burning coal in coal-fired power stations lies in thousands of landfills around the world. This waste material, generally considered a hazard, is now being put to good use in the construction industry.
Sep 4, 2023
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Engineering
Up to 8% of the sand in concrete and mortar used to make a single-story house could be replaced with shredded used disposable diapers without significantly diminishing their strength, according to a study published in Scientific ...
May 18, 2023
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100
Engineering
Engineers at RMIT University have developed a method to use disposable personal protective equipment (PPE) to make concrete stronger, providing an innovative way to significantly reduce pandemic-generated waste.
Aug 24, 2022
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70
Engineering
Firing bricks and making mortar and cement is very costly, but organic chemists at Flinders University are working on more sustainable alternatives—focusing on building materials made from waste products.
Jul 28, 2022
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25
Engineering
About 70% of the energy we use in everyday life is wasted in the form of heat, produced by engines, factories, and electrical devices. However, researchers from EPFL's School of Engineering have made a significant theoretical ...
Aug 24, 2023
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18
Engineering
The very components that make electronics fast and easy to use also make their disposal an environmental nightmare. Components of smartphones, computers and even kitchen appliances contain heavy metals and other compounds ...
Apr 21, 2022
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4
Energy & Green Tech
Chicken eggshells may be the answer to developing safer, sustainable and cost-effective rechargeable battery storage systems, according to new research.
Oct 18, 2023
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