Energy & Green Tech

Why handheld fans are not cool for the planet

Portable handheld fans are now often stacked beside chewing gum and vapes at supermarket checkouts and discount stores, available for less than £10. Once mainly sold online, they're convenient, affordable and increasingly ...

Energy & Green Tech

Why AI may boost carbon emissions instead of cutting them

AI data centers get a bad rap, not least because of concerns that they drive climate change by consuming massive amounts of electricity. But one potentially larger impact of AI on global carbon emissions may be that it's ...

Engineering

Why making lighter and better batteries takes time

Lithium-ion batteries have revolutionized our lives since they first came onto the market in the early 1990s. They are now used in all sorts of devices, such as cellphones, laptops and electric vehicles.

Engineering

A cooling ceramic wall to combat urban heat

In light of rising temperatures and more frequent heat waves, the Institute of Architecture and Media at Graz University of Technology (TU Graz) is presenting an energy-efficient solution to urban heat islands: 3D-printed ...

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