Putrescine, cadaverine, and methanethiol are three chemicals produced by decaying human flesh and are responsible for a dead body's distinctive odor. If zombies find living human prey by scent, those chemicals could make a living-dead-repellant perfume.
Eau de zombie: Cologne for the apocalypse
Study demonstrates that anti-radiation phone stickers do nothing
Can stickers—as in adhesive- or magnetic-backed paper—block phone radiation? Not these ones, says the University of Surrey in England. The stickers are sold by a U.K. company, Energydots, to exploit the country's pitch into 5G conspiracy theories and mystic paranoia. The stickers are about $35 each, shipped; Energydots has also falsely claimed to be in… READ THE REST
Floating a foil boat on heavier-than-air gas
Others have done this demo, but this is a great recent example in a large tank full of sulfur hexafluoride. Their demonstration of its voice-lowering properties was not as good as some, though. Image: YouTube / Da Vinci TV READ THE REST
Is the human gaze a physical force?
Is the human gaze a physical force? It sure feels like it sometimes. Princeton University researchers scanned subjects' brains to gain insight into why we subconsciously interpret "other people's visual attention as an invisible, force-carrying beam projecting from the eyes." This isn't about the paranormal investigations into whether you can "feel" when someone is staring… READ THE REST
The FLKR LYTR isn't just a cool lighter case – it's also an infectiously addictive fidget toy
Back in the days when everybody was a smoker, lighters were everywhere. And, since they were in the hands of millions of people basically all the time, it wasn't uncommon to see a smoker absent-mindedly flicking the lighter cap open and closed over and over again, or zipping a lighter around between their fingers while… READ THE REST
Get a full 15-ebook AI and Python research library for under $20
A North Carolina radiology company is now using artificial intelligence to identify breast cancer cases faster. Meanwhile, a Mexican startup says they've figured out how to use AI to help better find employees who will fit a company's unique culture. And, there's even a new study to, once again, reinforce what every Terminator movie ever… READ THE REST
The Knocki helps you control your ever-expanding smart home, all from your knuckles
The advent of the smart home is happening behind an almost glacially slow encroachment. You get a smart bulb here, maybe a smart thermostat there, then your new TV comes with some smart features built right in. We all have visions of our fully integrated smart home of the future operating something like JARVIS from… READ THE REST