Quantum mechanics/Casimir effect in one dimension. Abstract The Casimir effect is interesting because it introduces the concept of Ramanujan summation of the divergent series, 1+2+3+4+..., and because it offers experimental evidence that empty space is not truly empty. Every step in this derivation of the Casimir effect uses straight-forward and familiar mathematics.
Man's Kidney Failure Linked To Massive Tea Consumption. The puzzling case of a 56-year-old U.S. man who suddenly developed weakness, fatigue and body aches is leading doctors to warn that massive consumption of tea may be responsible.
WARNING: The consumption of Herbal Tea (max 4 teaspoons per day) varies from person to person. The quantity depends on how your body handles the boost in metabolism. Consuming too much of Herbal Tea may cause increase of heart rate, dizziness and constant sweat.