| ▲ | parpfish 2 hours ago | ||||||||||||||||||||||
> It’s about staring blankly at the buzzing white box, waiting for the four dreadful beeps that give you permission to eat. I thought it was near universal that everybody staring at the microwave was engaged in a game of chicken where you try to open the door as close to zero as possible while preventing the beeps. The beeps must not sound. I have no idea why it’s important to prevent the beeps, but it feels like a deep primal compulsion. Our ancestors must have learned that the beeps attracted sabretooth tigers or something | |||||||||||||||||||||||
| ▲ | nandomrumber 40 minutes ago | parent | next [-] | ||||||||||||||||||||||
Just be careful doing this if there’s a radio telescope nearby: However, about 25 FRBs detected mainly by the Parkes Radio Telescope and a few other observatories presented signatures that were very different. Although they covered a wide frequency range just like the other FRBs, the frequency-time structures of many of these events defied any physical model, and they did not show differences in the arrival times between the higher frequencies and the lower frequencies of the burst. Also, the location of these FRBs was difficult to pinpoint; the radiation seemed to come from all directions. The Parkes astronomers, mystified, dubbed these "abnormal" FRBs "perythons" after a mythical figure invented by the Argentinian author Jorge Luis Borges. The perythons’ signatures caused astronomers to doubt the extragalactic origin of FRBs [PDF] althogether. They might originate on or nearby Earth, the scientists began to believe, and some astronomers even suggested that these strange bursts might be produced by extraterrestrial civilizations. Not long after focusing their attention on the perythons, the Parkes astronomers noticed that these FRBs seemed to take off during weekends. In 2014, they installed a radio frequency interference monitor at the observatory and decided that the culprits were probably some microwave ovens inside the observatory building. Tests with these microwave ovens yielded nothing—they emitted no radio pulses while they were running. The astronomers were flummoxed—that is, until one of the testers, during a third attempt, opened the door of a microwave oven before the magnetron was shut off by the timer. https://spectrum.ieee.org/microwave-ovens-posing-as-astronom... | |||||||||||||||||||||||
| ▲ | Groxx 2 hours ago | parent | prev | next [-] | ||||||||||||||||||||||
Those extremely rare moments when you open the door literally on zero, with no sound, and the display showing 0s, are like half of the reason I use a microwave. Man vs machine at its most visceral, it makes me feel alive | |||||||||||||||||||||||
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| ▲ | soopypoos an hour ago | parent | prev | next [-] | ||||||||||||||||||||||
My microwave beeps regardless. It beeps with every button push. It beeps when the door is opened. It beeps when the door is not opened. I swear I heard it beep unplugged in the garden just now | |||||||||||||||||||||||
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| ▲ | db48x 2 hours ago | parent | prev [-] | ||||||||||||||||||||||
You know that you can remove the piezo beeper from the microwave, right? Or add a series resistor to lower the volume. | |||||||||||||||||||||||
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