Historic drought threatens Brazil's economy

The worst drought in nearly a century to hit two key regions in Brazil is wreaking havoc on hydroelectric dams and crops—and threatening the nascent pandemic recovery of Latin America's biggest economy.

World has five years to avoid severe warming: IEA

The world has just five years to avoid being trapped in a scenario of perilous climate change and extreme weather events, the International Energy Agency (IEA) warned on Wednesday.

Electric hybrid drives for aircraft

In cooperation with several partners, Siemens has created its second aircraft powered by an electric series hybrid drive system. The two-seat DA36 E-Star 2 plane recently made its one-hour maiden flight and was then presented ...

Fujitsu Develops World's First Gallium-Nitride HEMT for Power Supply

Fujitsu Laboratories today announced the development of a new structure for gallium-nitride high electron-mobility transistors (GaN)(HEMT) that can minimize power loss in power supplies, thus enabling reduced power consumption ...

Imec achieves breakthrough in battery-less radios

At today's International Solid State Circuit Conference, Imec and Holst Centre report a 2.4GHz/915MHz wake-up receiver which consumes only 51µW power. This record low power achievement opens the door to battery-less or energy-harvesting ...

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