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        26 votes
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        Car maintenance/replacement adviceI have a 2014 CRV, it loses oil horribly and I'm going to have to check it a couple times a week or risk my engine. The mechanic was hesitant to even help me limp it along and said basically...I have a 2014 CRV, it loses oil horribly and I'm going to have to check it a couple times a week or risk my engine. The mechanic was hesitant to even help me limp it along and said basically there's no fix besides replacing the engine. He put 3 quarts in that day. I didn't have a warning it was low other than the loud start. I'm trying to decide if it's worth continuing maintenance on this car or worth trading in now while the engine is still kicking (and switching to an electric used car probably) or nursing this along for another year or so. We have a car loan on a wheelchair van we're trying to refinance which means I'll be looking at cars that are about equivalent in value to the CRV. Thoughts? Advice? Besides keeping oil in my car because I didn't know it was this bad. Ó╭╮Ò 19 votes
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        Tesla may have picked an unwinnable fight with Sweden's powerful unions23 votes
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        Swedish ports threaten to block Teslas from entering the country – strike that started with mechanics is beginning to spread28 votes
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        How medieval thinkers foreshadowed modern physics in investigating the character of machines, devices and forces4 votes
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        What if the Moon crashes into Earth? - Real physics (mostly)7 votes
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        Orbital resonances and the Cassini Division, explained3 votes
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        To make an atom-sized machine, you need a quantum mechanic6 votes
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        Hypothetics: let's say it takes 1/100 of the current fuel to take a spacecraft out of Earth's atmosphere. What happens?This is obviously a thought-experiment, but maybe an interesting one. Let's say we get a super-efficient, eco-friendly alternative fuel that can do whatever rocket fuel does now with 1/100 of the...This is obviously a thought-experiment, but maybe an interesting one. Let's say we get a super-efficient, eco-friendly alternative fuel that can do whatever rocket fuel does now with 1/100 of the cost, 1/100 of volume and 100% more efficiency. What does it change in the short term? 10 votes
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        Mun Py: A Fully Automated Mission to the Mun5 votes
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        Chang’e 4 Lunar Orbit: A postmortem5 votes
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        Single molecular insulator pushes boundaries of current state of the art: Ever shrinking transistors are the key to faster and more efficient computer processing8 votes
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        "Fat Earth Theory" - How the oblateness of the Earth affects the orbits of satellites3 votes