Alt-week peels back the covers on some of the more curious sci-tech stories from the last seven days. The the lure of gold, the unpredictable weather and the power of invisibility. What do these three things have in common? We'd argue their almost universal appeal to the human race. Science makes headway in all three of these areas in this edition. On top of that there's a really, incredibly, massive prime number. This is alt-week.Filed under: Misc, Science, Alt