重力与我:塑造我们生活的力量

  • 生活
  • 吉姆·艾尔-哈利利 Vicki Smith Graham Appleby Chris Hadfield Simon
  • 120分钟
  • PhysicsprofessorJimAl-Khaliliinvestigatestheamazin… PhysicsprofessorJimAl-Khaliliinvestigatestheamazingscienceofgravity.Afundamentalforceofnature,gravityshapesourentireuniverse,sculptinggalaxiesandwarpingspaceandtime.Butgravity'sstrangepowers,discoveredbyAlbertEinstein,alsoaffectourdailylivesinthemostunexpectedways.AsJimtellsthestoryofgravity,itchallengeshisownunderstandingofthenatureofreality. Thescienceofgravityincludesthegreatestadvancesinphysics,andJimrecreatesgroundbreakingexperimentsingravityincludingwhentheItaliangeniusGalileofirstworkedouthowtomeasureit. GravityscienceisstillfullofsurprisesandJiminvestigatesthelatestbreakthrough-'gravitywaves'-ripplesinthevastemptinessofspace.Healsofindsoutfromastronautswhatit'sliketolivewithoutgravity. Butgravityalsodirectlyaffectsallofusverypersonally-makingadifferencetoourweight,height,postureandeventherateatwhichweage.Withthehelpofvolunteersandscientists,JimsetsouttofindwhereinBritaingravityisweakestandsowhereweweightheleast.Healsohelpsdesignasmartphoneappthatvolunteersusetodemonstratehowgravityaffectstimeandmakesusageatslightlydifferentrates. Andfinally,Jimdiscoversthatdespiteincredibleprogress,gravityhasmanysecrets.

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