Are the chemical dispersants BP's using in the Gulf oil spill a cosmetic solution? "Dispersants decrease the amount of oil that directly reaches the shores or the creatures that live on the shores or sea surface. But they increase the exposure to oil by creatures that live in the water or on the sea floor — like, say, shrimp or oysters."
BP's solution for the spill, chemical dispersants, may make things worse
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
These blue-light-blocking glasses are here to protect your eyes from the screens you look at all day long
Add another piece of bad news to COVID's destructive fallout: it might be further wrecking your eyesight. With so many of us working from home, the time many now spent in front of a screen is on a drastic rise, now reaching up to 13 hours a day or more. All those device screens just… READ THE REST
These Star Trek smart key organizers are as brilliant as Data and as logical as Spock
Sometimes, you run across an item that's so functional and necessary that you've gotta have it. Other times, you find something that's so wonderfully geeky that you've gotta have it. The sweet spot is when you can find something that scratches both of those distinct itches. These Star Trek edition KeySmart Pro Key Organizers with… READ THE REST
With 18 courses and over 460 hours of training, this is the CompTIA certification bundle you've been waiting for
With so many different protocols, competing frameworks, and differences of opinion floating around, it's often tough for the text industry to come together and agree on virtually anything. However, time and circumstance can occasionally come together to codify a certain app, tool, or technique as the one true way to get things done. When it… READ THE REST