Recent content by C_Dawg

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    Quasars - how do they emerge from black holes?

    Thanks for your replies - I understand it now.
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    Quasars - how do they emerge from black holes?

    According to everything I've read and heard (as a non-scientist), nothing can come out of a black hole. However, on a couple of documentaries I've seen on the Nat Geo channel in the last week, the astronomers talk about quasars as being massive jets that come out of black holes, because the...
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    Is Your Personal Information Safe on Spokeo?

    I am extremely dubious of any Facebook privacy/security measures. As it is, changes to privacy settings that Facebook quietly undertook a few months back left many people's photos accessible to anyone, and the page-owners don't even realize it.
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    Is Your Personal Information Safe on Spokeo?

    A friend of mine in the US highlighted a website - www.spokeo.com that is an online phone book but also has pictures that people have posted on their facebook pages, along with their age, education level, profession, credit score (available with membership), members of their household, home...
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    General Relativity & Newton's Gravity - the fit?

    Thanks for taking the time to respond to my question, all - I have a better understanding now. I guess at the most fundamental level, the thing which still confuses me (a finance guy with no training in physics) is - Newton said that gravity is a force of attraction between all objects. To my...
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    General Relativity & Newton's Gravity - the fit?

    Hey Guys, I'm a finance guy, who's developed a fascination with physics in recent years and read quite a few of the books available to non-scientist readers who want to understand this stuff. Here's my situation: - I understand Newton's gravity, in broad terms. - I understand GR in broad...
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    What are Emergent Gravity and Emergent Spacetime?

    I've recently heard for the first time about the topics of Emergent Gravity and Emergent Spacetime. But I cannot find any resource that explains these ideas in a way that lay people can understand. If you know of one, please post the link, or write an explanation in simple terms. I've...
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    Understanding Emergent Gravity & Spacetime: Resources for Laypeople

    I've recently heard for the first time about the topics of Emergent Gravity and Emergent Spacetime. But I cannot find any resource that explains these ideas in a way that lay people can understand. If you know of one, please post the link, or write an explanation in simple terms. I've read...
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