The discussion about whether or not an unpowered vehicle can be made to go directly downwind faster than the wind (DWFTTW) is ongoing. I was reading the comments this morning, and came across a link to this intriguing video, titled "Under the ruler faster than the ruler." It's starting to make me think that a DWFTTW cart is feasible.
In the video, I was surprised to see which direction the big wheel turned when the ruler was run across the top. I'm also quite impressed that this fellow and others are making models to conduct experiment, instead of simply speculating. Hooray for amateur science!
As I've requested in previous posts on this subject, if you have something to contribute to the discussion boards, please refrain from insults and name-calling.
SmarterEveryDay’s Destin Sandlin captured this astonishing video of the International Space Station transiting Monday’s solar eclipse. Fast forward to 3:50 for the magical moment. And in case you missed it, below is NASA’s still photo of the ISS transiting the sun at five miles per second.
The psilocybin in magic mushrooms is a potent psychedelic for animals. But what good is the psilocybin for the shrooms? New genetic research from Ohio State University suggests that the psilocybin might act as an insect repellant, protecting the mushrooms. From New Scientist: The gene cluster (linked to psilocybin production) is found in several distantly […]
In elementary school, I knew a boy who would impress us by pulling the legs off a daddy longlegs and popping the body in his mouth. I think he would appreciate this Deep Look video about how daddy longlegs can drop up to three of its limbs when threatened by a predator and still survive.
Top-performing content doesn’t come from pure inspiration. So how do you get the maximum number of eyeballs to see your marketing copy? By analyzing the impact of the keywords within. Serpstat does this all for you. It can monitor up to 200 keywords in your projects, across 10 total domains. They keep track of the […]
Toaster ovens are the perfect appliance for small things like toasted sandwiches and roasted garlic (try it!), but anything more involved usually requires a full-sized conventional oven.However, despite its small size, the Wolfgang Puck Pressure Oven can handle anything from baked pastries to broiled meats. This kitchen appliance has a minimal countertop footprint, and cooks […]