It would be even better on the moon. Yes, here on earth you can run atop a pool of water-mixed-with-cornstarch, as people are doing in this video: But you could also run atop a pool of pure water—if you and that water were somewhere that has weaker gravity. The moon is one such place. An […]
Tag: water
A Wetsuit for a Penguin
Pierre the plumage-challenged penguin needed some protection from the cold whilst swimming in chilly waters. A bespoke wetsuit was fashioned for him by Pamela Schaller, Senior Aquatic Biologist at the California Academy of Sciences, Steinhart Aquarium, US. Pierre’s story – with pics — is here, in Schaller’s paper called “How and Why to Make a […]
Using urine as the main fluid to make flush toilets flush
Sometimes, an answer to a technological conundrum is there, quite literally, under our noses. Take toilet flushes for example. For those involved in water conservation, toilets are a headache. Even specialised ‘low-flow’ flush hardware can use 1.6 gpf (gallons per flush) – that’s approaching 6.1 litres. [Reference leglislation see : 42 U.S.C. § 6295 : […]
For specialists: Comment on stats re Plackett family of copulas
Most specialists in most fields seldom comment on anything to do with the Plackett family of copulas. Here is an exception: “Comment on ‘Trivariate statistical analysis of extreme rainfall events via the Plackett family of copulas’ by Shih-Chieh Kao and Rao S. Govindaraju: How are trivariate copulas put to use?“, T.P. Hutchinson, Water Resources Research, […]