double pulse ranging
71music, Western — Introduction history of Western music from ancient times to the present. All ancient civilizations entered historical times with a flourishing musical culture. That the earliest writers explained it in terms of legend and myth is… …
722011 Wisconsin protests — Part of 2011 United States public employee protests Thousands gather inside Madison Wisconsin s Capitol …
73Natural scientific research in Canada — This article outlines the history of natural scientific research in Canada, including mathematics, physics, astronomy, space science, geology, oceanography, chemistry, biology, medical research and psychology. The social sciences are not treated… …
74Alpha Centauri — This article is about α Centauri . For a Centauri , see V761 Centauri. For A Centauri , see A Centauri. For other uses, see Alpha Centauri (disambiguation). Alpha Centauri A[1]/B[2] …
75Heart — This article is about the organ in various animals. For the human heart, see Human heart. For other uses, see Heart (disambiguation). Cardiac redirects here. For the cardboard computer, see CARDboard Illustrative Aid to Computation …
76Stirling engine — Alpha type Stirling engine. There are two cylinders. The expansion cylinder (red) is maintained at a high temperature while the compression cylinder (blue) is cooled. The passage between the two cylinders contains the regenerator …
77Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr …
78Tidal acceleration — is an effect of the tidal forces between an orbiting natural satellite ( i.e. a moon), and the planet (called the primary) that it orbits. It causes a gradual recession of a satellite in a prograde orbit away from the primary, and a corresponding …
79Dynamic random access memory — (DRAM) is a type of random access memory that stores each bit of data in a separate capacitor within an integrated circuit. Since real capacitors leak charge, the information eventually fades unless the capacitor charge is refreshed periodically …
80Srinagarindra — Princess Mother of Thailand Srinagarindra in 1925 with her son Ananda Mahidol later King Rama VIII Spouse HRH Prince Mahidol Adulyadej, the Prince of …
