What choices does the world need to make to keep global warming below 2 C?

When the 2015 Paris Agreement set a long-term goal of keeping global warming “well below 2 degrees Celsius, compared to pre-industrial levels” to avoid the worst impacts of climate change, it did not specify how its nearly 200 signatory nations could collectively achieve that goal. Each nation was left to its own devices to reduce […]

Finding the questions that guide MIT fusion research

“One of the things I learned was, doing good science isn’t so much about finding the answers as figuring out what the important questions are.” As Martin Greenwald retires from the responsibilities of senior scientist and deputy director of the MIT Plasma Science and Fusion Center (PSFC), he reflects on his almost 50 years of […]