linkedin post 2021-01-30 05:20:25

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FRAGMENT FROM NATURE continues from last weekend and ends this weekend on the theme of modular metabolism. The realization that many systems in biology are modular is relatively recent. Somewhere between computer programming and engineering the ideas of modular efficiencies seeped into biology, and their impact has been powerful. Nature benefits from modular design because living structures are the most complex structures in the universe, and any pathway that can make their construction — and inevitable modification during development or evolution — less difficult is an obvious energetic advantage. View in LinkedIn
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linkedin post 2021-01-29 04:34:58

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MORE ON NEPTUNE WINDS. “Neptune has the strongest winds in the Solar System. Winds whip clouds of frozen methane across the planet at speeds of more than 1,200 miles per hour (2,000 kilometers per hour). This is close to the top speed of a U.S. Navy F/A-18 Hornet fighter jet! The most powerful winds on Earth reach only about 250 miles per hour (400 kilometers per hour). https://lnkd.in/ddpsRdK View in LinkedIn
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linkedin post 2021-01-29 04:31:39

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JUPITER. “The stronger the magnetic field, the larger the magnetosphere. Some 20,000 times stronger than Earth's magnetic field, Jupiter's magnetic field creates a magnetosphere so large it begins to avert the solar wind almost 3 million kilometers before it reaches Jupiter. The magnetosphere extends so far past Jupiter it sweeps the solar wind as far as the orbit of Saturn.” https://lnkd.in/deW2BUt View in LinkedIn
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linkedin post 2021-01-29 04:29:19

linkedin post 2021-01-29 04:29:19

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MAGNETIC BUBBLES. “Space may seem empty, but it’s actually a dynamic place populated with near-invisible matter, and dominated by forces, in particular those created by magnetic fields. Magnetospheres — the magnetic fields around most planets — exist throughout our solar system. They deflect high-energy, charged particles called cosmic rays that are spewed out by the Sun or come from interstellar space. Along with atmospheres, they happen to protect the planets’ surfaces from this harmful radiation.” https://www.nasa.gov/feature/goddard/2017/nasa-investigates-invisible-magnetic-bubbles-in-outer-solar-system/ View in LinkedIn
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linkedin post 2021-01-29 04:26:42

linkedin post 2021-01-29 04:26:42

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K2-141b. “Oceans Of Molten Lava And ‘Rocky Rain’ On The Most Extreme Planet Yet. It’s thought that K2-141b is a place where rock is vaporized and falls as a mineral “rocky rain” that replenishes an ocean of molten lava, and supersonic winds that rage over 3,100 mph/5,000 kmph. However, it’s those high temperatures on its day-side that create something bizarre; a cycle something like Earth’s water cycle, but with rock. It’s so hot that rock is thought to evaporate and precipitate. In short, it rains rock.” https://www.forbes.com/sites/jamiecartereurope/2020/11/06/weve-found-oceans-of-molten-lava-and-rocky-rain-on-the-most-extreme-planet-yet-say-scientists/?sh=573707fa4825 View in LinkedIn
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linkedin post 2021-01-29 04:24:59

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JUST STAMP COLLECTING is a criticism that can be leveled at the descriptive nature of astronomy, which is accumulating basic information with spanking new tools in the absence of grand schemes and broad theories. This criticism has been leveled at biology for the same reasons. But it is a natural developmental stage of a data heavy science. With this in mind, we will look at a range of extreme planets and stars. View in LinkedIn
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linkedin post 2021-01-30 05:33:08

linkedin post 2021-01-30 05:33:08

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MORE ENGINEERING DEVICES. “Coincidence detection systems require two or more events to occur simultaneously in order to activate an output. Amplifiers are built to minimize noise relative to signal, for instance by choosing appropriate time constants for the circuits. Parallel circuits (fail-safe systems) allow an electronic device to survive failures in one of the circuits.” https://www.nature.com/articles/35011540 View in LinkedIn
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