/u/Algernon_Moncrieff's posts
On tv a while ago, Brian Greene said that we may see gravity as the weakest force because it may only exist partly in our universe and partly in another. Is this considered a credible theory today? If so, would the gravity waves we've observed be traveling through those other universes as well?
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Was there some kind of causal relationship between the foundation of the ancient Eqyptian civilization and the end of the "Green Sahara"?
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Do the historians of Reddit know of any amazing, historically accurate, walk-throughs of ancient sites - online or available for download?
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Are the martian landscapes we see in photographs uncharacteristically flat and smooth for Mars in order to make it easier for the rovers? Are there typical, dramatically steeper/rockier landscapes that we haven't seen yet from the ground because the rovers can't go there?
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