Activity for Timpanusâ€
Type | On... | Excerpt | Status | Date |
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Question | — |
Which major solar system body could most realistically be artificial? Which body in the Solar System is the best candidate for being an artificial construct, placed there by a Kardashev Type II Civilization? Some notes: The purpose of this body is to monitor earth, with as little likelihood of detection as possible until Earth reaches Type I status. "Major" in this... (more) |
— | over 7 years ago |
Question | — |
What is the hardest wood possible, and where would this be a practical material? With a Janka Hardness of 5,060 lbf, the Australian Buloke is considered to be the hardest wood on Earth. Compared to other materials however, it still yields a weaker Compressive Strength and Modulus of Rupture than Steel, and a significantly lower compressive strength than Concrete. While I could... (more) |
— | over 7 years ago |
Question | — |
What is the minimum human body size needed for respiration? Reading this question about 1 mm tall people made me wonder: would a 1 mm tall person even be able to breathe? To someone of this size, the oxygen molecules around them would be much larger in proportion to their body, lungs and most importantly, cells. It seems like they might have difficulty with b... (more) |
— | over 8 years ago |