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12 days agoYou know how telescopes often use glass lenses to bend light into your eye? A gravitational lens is just a naturally occurring telescope, except that the gravity of a large object is the one bending the light towards us. From what I understand, an Einstein lens is just a gravitational lens where the elements for the lens sit in a particularly good setup.
There’s a great deal of variation in the quality of food between fast food locations, not only on the level of individual stores, but on the local and regional levels as well. When it’s done right, BK burgers can be downright delicious.