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Science

Energy Subsidies

Renewable energy subsidies are one of the few climate policies that lawmakers have consistently agreed on. Now, they’re about to end. The production tax credit for wind power will expire at the end of this year. Investment tax credits for residential solar…

Red gold

Archaeological research traces 1000 years of copper production in Congo-Brazzaville Present-day copper mining in Central Africa is a hot topic, but little is known about the history of copper production in the last millennium. In the far south of Congo-Brazzaville, archaeologist Nicolas…

Electric Vehicles

The world’s only all-electric racing series is in the midst of its fifth season. Scientific American interviewed Sylvain Filippi, managing director, and chief technical officer of Virgin Racing, a British electric motor racing team, to learn more about the inner workings of…

Solar Energy – Caffeine Peps

Inspiration struck during one of the most critical rituals of university life: a coffee break. “We need coffee to boost our energy,” Rui Wang told Jingjing Xue, a fellow graduate student in the engineering department of the University of California, Los Angeles. Maybe,…

Trade Gas – Hydropower

Elizabeth Caruso is a town official in Caratunk, Maine, a community of 70 people about an hour’s drive south of the Canadian border. Like many people in this part of rural New England, her livelihood is tied to tourism. That’s why she’s…