A beautiful video of sound curiously affecting a stream of water, visible thanks to a camera recording at 24 frames-per-second. The speaker generates a 24 hz sine wave that vibrates the water while the camera recording at 24 fps make the stream appear to "freeze." (Thanks, Koshi!)
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11:32 am Tue
Mar 12, 2013
Video: water appears frozen in sine wave
Carl Sagan's Pale Blue Dot image is 30 years old today
Thirty years ago today, the Voyager 1 spaceprobe had completed its ncounters with the outer planets and was careening out of our solar system. The time came to shut off the probes’ cameras to preserve power and memory for the other onboard scientific instruments. But before engineers flipped the switch, one last photo opportunity was […]
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The scientific secrets inside a single grain of moon dust
While scientists have studied Moon rocks for 50 years, researchers have for the first time conducted deep analysis on a single grain of lunar dust, atom by atom. Using a common materials science technique called atom probe tomography that’s not widely used by geologists, the Chicago Field Museum’s Jennika Greer and colleagues probed the grain […]
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Watch how a heavy anvil floats in a vat of mercury
This is so amazing. Watch what happens when a blacksmithing anvil is lowered into a large vat of pure liquid mercury. Update: One of our readers posted the link to the original video in the comments. I have replaced the animated GIF. Thanks, Crispy75. [H/t Alberto Gaitán via Bryce Lynch] Image: Screengrab from GIF
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Slice and dice like a professional chef with this stunning knife set
Whether you love cooking at home or you swore this was going to be the year you curbed your DoorDash addiction, you know you can’t get the job done well without the proper tools on hand. For all your recipe and meal prep needs, this 3-piece Sukasu Osami Chef’s Knife set will do you right […]
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The Food Guard kicks plastic wrap to the curb and solves your missing lid problem forever
It may not rank up there with climate change or personal debt, but confess…isn’t it the worst when you’re trying to put a food container in the fridge, but can’t find the right lid to fit? Hey, not everything has to be a global crisis to be irritating to the core. But still…it’s even more […]
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The AXIS Gear turns your regular window shades into smart coverings
Assembling a truly autonomous smart home is getting closer and closer to reality every day. But for every new smart bulb, thermostat, home security system and appliance we set loose within our walls, there are still probably a half dozen “dumb” items we’d still love to replace. But whether they’re too costly or too big […]
