Engineering

Sustainable energy for aviation: What are our options?

Scientists and industry leaders worldwide are looking for answers on how to make aviation sustainable by 2050 and choosing a viable sustainable fuel is a major sticking point. Phil Ansell, aerospace engineer at the University ...

Business

Researchers propose a circular economy for rare-earth elements

Rare-earth elements (REEs) are found in smartphones, plasma screens and even artificial joints. As components of wind turbines or electric motors, they play an important role in the production of clean energy. The battle ...

Business

Airlines to return to profit in 2023: IATA

Airlines are expected to return to profit next year for the first time since 2019 despite slowing global growth as they recover from a COVID-induced crisis, an industry group said Tuesday.

Energy & Green Tech

Will Africa's metals boom suffer the same curse as oil?

Mechanical diggers are hard at work in the bleak landscape of the Moanda open-cast mine in Gabon, using giant jaws to rip out manganese and then dump the ore into trucks with a crash.

Energy & Green Tech

Magnet recycling pays off

Magnets are valuable components. Although functional magnet recycling methods have been developed in recent years, they have not yet been applied in practice and magnets continue to be melted down into steel scrap. Researchers ...

Energy & Green Tech

Global approach is needed on battery regulation

New European Union regulations on batteries could offer a huge boost to the global decarbonisation mission—but only if it leverages its political and economic weight to ensure a fairer global marketplace.

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