Unclear Engineer's latest activity
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UUnclear Engineer replied to the thread How the 'Great Filter' could explain why we haven't found intelligent aliens.The geneticists are postulating pinch points based on genetic information and a lot of assumptions. Having multiple hominid species at...
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UUnclear Engineer replied to the thread How the 'Great Filter' could explain why we haven't found intelligent aliens.Evolution is not easy to predict, especially if it involves a "pinch point" where a species is almost driven to extinction, but survives...
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UUnclear Engineer replied to the thread SpaceX's Starship Flight 7 test flight will deploy simulated Starlink satellites for 1st time.The suborbital flights will probably continue until SpaceX has demonstrated a number of things with StarShip, including restarting the...
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UUnclear Engineer replied to the thread Bill Nye 'The Science Guy' awarded Presidential Medal of Freedom.The line between "scientist" and "engineer" is pretty broad and very faint. I think you need to be some of both to be very successful...
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UUnclear Engineer replied to the thread How the 'Great Filter' could explain why we haven't found intelligent aliens.Interesting reading your article. But I see places where the math isn't explained well enough for me to follow. For instance, where...
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UUnclear Engineer replied to the thread Dark photons' at Big Bang's cosmic dawn could shine a light on dark matter.Wouldn't "dark photons" provide the means for "dark matter" to shed energy and cool off? Doesn't that run counter to some of the...
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UUnclear Engineer replied to the thread Scientists find quantum entanglement on incredibly tiny scales — within individual protons.The "non-technical explanation" of this entanglement leaves me cold, and even seems backwards to me. Why "entanglement" would result in...
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UUnclear Engineer replied to the thread Springtime on Mars brings frost avalanches, gas geysers and explosions (photos).True enough. But, our calendar was developed by folks in our northern hemisphere. So that is where the seasons corresponding to the...
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UUnclear Engineer replied to the thread Blue Origin to launch its 1st New Glenn rocket on Jan. 10.So, asking again, will Space.com, or anybody else, do a live webcast of this launch? If so, what is the link?
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UUnclear Engineer replied to the thread Springtime on Mars brings frost avalanches, gas geysers and explosions (photos).That sounds pretty subjective, and not very precise. And probably not even possible for planets where we can't determine surface...
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UUnclear Engineer reacted to billslugg's post in the thread Will the International Space Station's 2031 death dive cause pollution problems? with
Like.
It took 9656 m/s delta V to get the 400 tons of ISS where it is. It would take 20 m/s slowing down to re-enter Earth's atmosphere. It... -
UUnclear Engineer replied to the thread Springtime on Mars brings frost avalanches, gas geysers and explosions (photos).So how is the beginning of a "new year" actually defined for Mars (or any other planet that is not Earth with an artificial calendar)?
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UUnclear Engineer replied to the thread Astronomers have pinpointed the origin of mysterious repeating radio bursts from space.From https://en.wikipedia.org/wiki/White_dwarf : "Because the material in a white dwarf no longer undergoes fusion reactions, it lacks...
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UUnclear Engineer replied to the thread Are we alone? Intelligent aliens may be rare, new study suggests.Regarding the "newness" of Earth compared to the galaxy: What the conditions have been in our galaxy since it was formed is not yet...
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UUnclear Engineer replied to the thread Small satellite constellation could reveal black holes like never before.A few thoughts: 1. The increase in base line from putting the antennas on satellites orbiting only a few hundred miles above Earth's...
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