Being the starting point for online purchases is everything: Google’s biggest source of online advertising comes from searches with a shopping intent. Why look anywhere else when only Amazon will get it to you today?
Two weeks ago, Jack Dongarra flew to Changsha, China for a meeting with researchers at the National University of Defense Technology, home to the country’s top supercomputing program. He expected an update on their plans for a new mega-machine, but they had a little surprise for him: The system was already up and running.
It’s called Tianhe-2, and with more than 3 million processor cores, it’s the world’s most powerful supercomputer.
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Full Story: Business Insider
The researchers now know why ancient Roman concrete is so superior. They extracted from the floor of Italy’s Pozzuoili Bay, in the northern tip of the Bay of Naples, a sample of concrete headwater that dates back to 37 B.C. and analyzed its mineral components at research labs in Europe and the U.S., including at Berkeley Lab’s Advanced Light Source. The analysis, the scientists believe, reveals the lost recipe of Roman concrete, and it also points to how much more stable and less environmentally damaging it is than today’s blend.
Full Story: BusinessWeek
In his 1992 book “Earth in the Balance,” Gore compared talk of adapting to climate change to laziness that would distract from necessary efforts.
But in his 2013 book “The Future,” Gore writes bluntly: “I was wrong.” He talks about how coping with rising seas and temperatures is just as important as trying to prevent global warming by cutting emissions.
Like Gore, governmental officials across the globe aren’t saying everyone should just give up on efforts to reduce pollution. They’re saying that as they work on curbing carbon, they also have to deal with a reality that’s already here.