Speaking via video at the UN Climate Summit in New York, China's president Xi Jinping outlined his country's climate ambitions. Although the stated goals may not have been as ambitious…
What if there were a battery that could produce electricity while absorbing CO₂? This is not science fiction; it is the promise of lithium-carbon dioxide (Li-CO₂) batteries, which are a…
The universe was born tiny, dense, and extremely hot. Initially, it was all energy contained in a volume of space that expanded by a factor of 100 septillion in a…
More than a century ago, fossil fuels provided power to our cities, transformed transportation and spawned new professions ranging from oil drilling to electromechanical engineering. This age was a watershed…