“During high-speed pursuit of prey, the cheetah (Acinonyx jubatus) has been observed to swing its tail while manoeuvring (e.g. turning or braking) but the effect of these complex motions is not well understood.” Prompting, perhaps, the question ‘what is a cheetah’s tail actually for?’ A joint US / South African study (2016) has made made […]
Tag: wind
Wind, animated graphically
Robert Löbel, of HAW Hamburg – University of Applied Sciences, created this force-filled, masterful animation of wind. It’s his graduation film: [vimeo]80883637[/vimeo] (Thanks to John Bohannon for bringing it to our attention.)
How does one measure the wind speed inside a tornado?
How does one measure the wind speed inside a tornado? Bernie Vonnegut looked back at an early state-of-the-art method, and wrote a report called “Chicken Plucking as Measure of Tornado Wind Speed” [published in “Weatherwise,” October 1975, p. 217]. Vonnegut told the world why that early method, which involved a chicken carcass and a cannon, may have […]
Effect of Wind on Stock Market Returns
“Effect of Wind on Stock Market Returns: Evidence from European Markets,” Hui-Chu Shu and Mao-Wei Hung, Applied Financial Economics, vol. 19, no. 11, 2009, pp. 893–904, DOI 0.1080/09603100802243766. (Thanks to Kajbaje Sudhanshu for bringing this to our attention.) The authors, at National Taiwan University, report [AIR 16:1]: This study investigated the relationship between wind speed […]