The kilogram has the dubious distinction of being the only SI unit still based on a physical object; specifically, a metal cylinder kept in a vault in France. Plans are well underway to redefine the ...
A new image acquired by the European Space Agency's (ESA) Planck space telescope provides an unprecedented view of the oldest light in the Universe. The image represents the most detailed mapping of ...
"I could just as easily have become a philologist or a historian. What led me to hard science was a course of mathematical lectures which I attended at the university and which gave me an inner ...
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