parabolic spring
61Parachute — This article is about the device. For sports involving a parachute, see Parachuting. For other meanings, see Parachute (disambiguation). Parachutes opening A parachute is a device used to slow the motion of an object through an atmosphere by… …
62Philosophiæ Naturalis Principia Mathematica —   Title page of Principia , first edition (1687) Original title …
63Timpani — Infobox Instrument name=Timpani names=Kettle drum, Timp classification= *Percussion instrument *Membranophone range= related= *Kus *Naqareh *NakerTimpani (also known colloquially as kettledrums or kettle drums) are musical instruments in the… …
64United States invasion of Panama — Invasion of Panama US soldiers prepare to take La Comandancia in the El Chorrillo neighborhood of Panama City, December 1989 …
65Sirius Satellite Radio — Infobox Company company name = Sirius Satellite Radio company company type = Division of Sirius XM Radio company slogan = The Best Radio on Radio foundation = May 17, 1990 (as Satellite CD Radio, Inc.) location = New York City, New York, United… …
66List of non-periodic comets — Non periodic comets (or long period comets) are comets that do not have confirmed observations at more than one perihelion passage,[1] and thus generally have orbital periods of 200 years or more. They include single apparition comets that pass… …
67Kererū — Taxobox name = Kererū status = NT | status system = IUCN3.1 status ref = [IUCN2006|assessors=BirdLife International|year=2004|id=40233|title=Hemiphaga novaeseelandiae|downloaded=9 May 2006 Database entry includes a range map and a brief… …
68M242 Bushmaster — M242 redirects here. For the Israeli Jeep derivative, see AIL Storm#Storm II. M242 Bushmaster U. S. Army photograph Type Chain gun …
69Saint Louis Priory School — Infobox School name = Saint Louis Priory School motto = Laus Tibi Domine (Latin: Praise to Thee, Lord ) type = Private Roman Catholic established = 1955 enrollment = approx. 400 7th 12th free label = Colors Mascot free text = Red, Blue Rebels… …
70Combined Array for Research in Millimeter-wave Astronomy — The Combined Array for Research in Millimeter wave Astronomy (CARMA) is an astronomical instrument comprising 23 radio telescopes. These telescopes form an astronomical interferometer where all the signals are combined in a purpose built computer …
