What is a Wormhole?

  Science fiction loves a wormhole - it takes us between places and realities very quickly. But what are they? This explains...   https://astronomyblog.tumblr.com/post/173961750241/what-is-a-wormhole   Credit: Astronomyblog on Tumblr Planet Simon   Also find Planet Simon on Twitter Come and visit find me on my Planet Simon Facebook Page Find some of my pictures on Instagram Also look... Continue Reading →

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The Fabric of Space / Time and Relativity

This simple little diagram gives us a crude 2D visualisation of what gravity and relativity in space is about...   http://astronomyblog.tumblr.com/post/170835503086/astronomyblog-according-to-general-relativity Credit: Astronomyblog on Tumblr   Planet Simon   Also find Planet Simon on Twitter Come and visit find me on my Planet Simon Facebook Page Find some of my pictures on Instagram Also look me up on: Pinterest ... Continue Reading →

Curiosity About Mud Cracks on Mars

  These mud cracks on Mars are a source of excitement as they may have been made from drying mud eons ago. Read the full article: via Mars Rover Curiosity Examines Possible Mud Cracks | NASA Simon 🙂 No ownership claimed on material - Credit NASA

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