Richard Wolfson

In 2007 the Intergovernmental Panel on Climate Change-representing a global consensus of hundreds of scientists-concluded that "warming of the climate system is unequivocal," citing observations of increases in global average air and ocean temperatures, widespread melting of snow and ice, and rising global mean sea level. And they noted that human activity is "very likely" the cause. Whatever your views on climate change, it's important to understand

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Einstein's basic message is so simple that a single English sentence suffices to state it all, promises Wolfson (physics, Middlebury College). It is the implications that are disturbing and can become endlessly complicated. He does use numbers now and then when they can help illustrate an idea, but his approach is narrative

"Understanding genetics is like sitting down to work a massive puzzle. With each piece you examine, think through, and solve, you glean a new and amazing insight into humanity. Put several pieces together, and you can treat or cure a disease, save a developing fetus from a fatal birth defect, catch a criminal, or reunite a family...Each lecture begins with a helpful story that illustrates the importance of genetics. The course explicitly outlines...