Fossil fuels, renewable energy, and electric vehicles

The transition to an environmentally sustainable economy will take at least a generation, if not a bit longer. And at the end of the journey, we will not emerge with a pristine planet. The goal is to minimize the damage we ...

Riding a laser to Mars

Could a laser send a spacecraft to Mars? That's a proposed mission from a group at McGill University, designed to meet a solicitation from NASA. The laser, a 10-meter wide array on Earth, would heat hydrogen plasma in a chamber ...

Efforts to cut car, plane and ship emissions get small boost

Several countries and companies announced plans Wednesday to stop selling cars that run on gasoline or diesel over the next two decades, as part of efforts to clamp down on a significant source of planet-warming emissions.

Flash floods in Bosnia prompt evacuations, power outages

Heavy rain caused severe flash flooding in Bosnia, prompting evacuations, causing power outages in most of the capital, closing a key facility for oxygen used for COVID-19 patients and submerging roads in some parts of the ...

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