On April 11, 1969, the BBC aired "The Violent Universe," a science documentary starring the great Carl Sagan, then 34 years old. This was three months before the first moon landing and 11 years before Cosmos: A Personal Voyage.
Watch a young Carl Sagan's first TV documentary, "The Violent Universe" (1969)
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
This Asus router is an industry favorite and could single-handedly fix your WiFi signal problems
For all the innovations in streaming, HD film quality, and web-based smart homes, none of it means much if all that power and connectivity bottlenecks in your janky old router. Slow speeds, dead zones, and other frustrations you feel every time a streaming show lags or your signal drops out in another room can often… READ THE REST
This GE smart light doesn't just work with Amazon Alexa, it's got Alexa built right in
One way to attack all the clutter filling up the corners of your home is to literally just have fewer items in your home. Case in point, take a look at your bedside table. You've likely got both a lamp and a smart assistant unit taking up space in that prime real estate. With the… READ THE REST
Get a 3-pack of nylon braided USB-C cables that are built to last, now at over 60% off
Considering a new smartphone requires years of development and can set you back up to $1,400, you'd think manufacturers would pay a little more attention to the means for powering up those devices. Yet, while phone technology continues to march forward, most charging cables are fragile, prone to frays and breaks, and are practically disposable.… READ THE REST