We've been getting hit with rocket attack for years. Perhaps you and your loved will experience the same - hopefully not.
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Report: Russian S-400 air-defense missile system operational in Syria (Haaretz)
The Theory of General Relativity: a guide for the perplexed
Why did Einstein develop the theory? What is its actual significance? And what does all this have to do with black holes? Profs. Zohar Komargodski and Ofer Aharony explain Einstein’s theory.19:24 26.11.15 | 0 comments