We have a very old big broken mailbox at home, I mean in Germany. Of course it is not a Commercial mailbox even it looks like one with regards to its size. I am just visiting Las Vegas at this moment. Our mailbox is not a safe one because it is not lock and sometimes […]

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Scientists can condense matter to greater densities and temperature than those at the center of the sun. Fusion-energy research at Lawrence Livermore Laboratory in California uses 20 laser beams to concentrate on targets so tiny that dozens can be gathered on the head of the pin.

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The northern and southern lights occur whenever sunspot activity is high, but the degree of sunspot activity is erratic. It is difficult to pinpoint exactly when they will occur. One can usually notice increased sunspot activity when radio and television reception is disrupted.

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