• Nature’s Magnifying Glass: Gravitational Lensing

    Nature’s Magnifying Glass: Gravitational Lensing0

    How gravitational lensing will help us get to understand dark matter and dark energy   “…He whipped a tape measure and a large round magnifying glass from his pocket… I was irresistibly reminded of a pure-blooded well trained foxhound as it dashes backwards and forwards through the covert, whining in its eagerness, until it comes across

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