Physical Sciences
- Can JP Aerospace's Future Giant Airships Slowly Accelerate To Orbit? Looking At The Numbers
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buoyancy still plays a role as a "hypersonic waverider" so in a way it does "float" all ...
Article - Robert Walker - Dec 17 2018 - 10:57pm
- End Of All Life On Earth- A Billion Years From Now- Can It Be Avoided- And Who Will Be Here Then?
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Sphaeroeca-colony It took less than a billion years for some creature a bit like this to evolve to us. So, for all ...
Article - Robert Walker - Jun 14 2022 - 8:33pm
- Ten Reasons NOT To Live On Mars- Great Place To Explore
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collects at the poles. It gets warm at midday, briefly, can go over 0 °C. So is not cold all the time, but ...
Blog Post - Robert Walker - Sep 9 2015 - 6:47pm
- Galileo's Day Off
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engineering solutions for everything from lasers to atomics, for example. Finally, all else being equal, the ...
Article - Alex "Sandy" Antunes - Apr 7 2009 - 3:09pm
- Is This Why We Haven't Found Life On Mars Yet? Value Of Actually Looking
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to build at all or too massive. Instruments that would fill an entire lab not that long ago, are now ...
Article - Robert Walker - Feb 21 2018 - 3:47pm
- All From Zilch: Much Ado About Nothing
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universe. Even better: for a qualitative understanding of the ' All from Zilch ' paradigm you ...
Article - Johannes Koelman - Sep 27 2010 - 9:53am
- Supertranslations And Eternal Ghosts: Black Holes No Closer To Being Understood
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holes. Black holes can swallow anything that comes too close, squashing all matter into the apparently ...
Article - The Conversation - Aug 31 2015 - 9:59am
- Emergence: The Remarkable Simplicity Of Complexity
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biological systems. It pervades all areas of science and is a manifestation of other complex interacting ...
Article - The Conversation - Oct 1 2014 - 9:01am
- Space-times-time Invariance as Gravity, Part A: the Proposal
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because it is the invariant interval that all inertial observers agree upon. Invariance principles are ...
Blog Post - Doug Sweetser - Dec 10 2015 - 9:45pm
- ESO 510-G13: We Discovered A Warped Disc Of Massive Stars At The Edge Of Our Galaxy
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in all directions. While that is not particularly difficult in directions above and below the stellar ...
Article - The Conversation - Feb 5 2019 - 8:00am