Mighty Optical Illustions has three interesting audio files that play tricks on your ears.
Shepard's ascending tones (MP3) - This is a recording of Shepard's paradox synthesized by Jean-Claude Risset. Pairs of chords sound as if they are advancing up the scale, but in fact the starting pair of chords is the same as the finishing pair. If you loop this sample seamlessly then it should be impossible to tell where the sample begins and ends.
Falling bells (MP3) - This is a recording of a paradox where bells sound as if they are falling through space. As they fall their pitch seems to be getting lower, but in fact the pitch gets higher. If you loop this sample you will clearly see the pitch jump back down when the sample repeats. This reveals that the start pitch is obviously much lower than the finishing pitch.
Quickening Beat (MP3) - This recording is subtle. A drum beat sounds as if it is quickening in tempo, but the starting tempo is the same as this finishing tempo.
Mark Di Stefano of the Financial Times is accused by The Independent of accessing private Zoom meetings held by The Independent and The Evening Standard as journalists were learning how coronavirus restrictions would affect them.
Hackers tried to break into the World Health Organization earlier in March, as the COVID-19 pandemic spread, Reuters reports. Security experts blame an advanced cyber-espionage hacker group known as DarkHotel. A senior agency official says the WHO has been facing a more than two-fold increase in cyberattacks since the coronavirus pandemic began.
As the summer surges forward, grilling and evenings in the backyard may be the only serious outdoor excursions many of us take this season. Yet even with all of our current problems, there’s one group who doesn’t care a bit about COVID-19 and will still look to make any trip you make outside into an […]
With all due respect to our vegetarian friends, there might be nothing more intrinsically linked to the 4th of July holiday than a big ole cookout. Sure, fireworks and celebrating the birth of a constitutional republic are great too, but showing off your cooking prowess with a brilliantly seared, mouth-watering slab of grade-A American beef […]
We’re at the midway point of 2020. So…how’s the year going for you so far? Yeah…we can guess. But while there’s a lot about 2020 we can’t directly control, maybe a little retail therapy can help make you feel better. Sure, the 39 items we gathered together can absolutely bring a smile to your face. […]