Jet lag occurs when the body clock is disrupted by crossing a number of time zones. The symptoms can include fatigue, disorientation and an inability to sleep Working in conjunction with the UK’s leading sleep expert, Dr. Chris Idzikowski, we have developed the ultimate jet lag advisor. By answering a few simple questions regarding your recent or planned flights, we can advise you on the best thin
The invention of the minute hand is often attributed to the great Swiss clock maker Joost Bürgi, whose work in the late 16th century coincided with a burst of technical innovation in clock making that would eventually bring whole new opportunities for guilt and shame. Along with all your other problems, you could now be late. "There's a big owie out there," says David Allen, who specializes in cur
Donate to Support the Chandler Project The Chandler Project is an open source project and it is only possible to maintain and further develop the project using generous support from individuals and companies. We have created exclusive pages for all our partners that contributed financially to the Chandler project like Free Spins No Deposit No Wager Limited and Betfair ES. Donations can be in the f
This article is about shortest-distance on a sphere. For the shortest distance on an ellipsoid, see geodesics on an ellipsoid. A diagram illustrating great-circle distance (drawn in red) between two points on a sphere, P and Q. Two antipodal points, u and v are also shown. The great-circle distance, orthodromic distance, or spherical distance is the distance along a great circle. It is the shortes
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