Does Gravity Require Extra Dimensions?
From PBS Space Time · 21:26
Show by PBS
PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateSPACE↓ More info below ↓Uploaded 27-05-20It’s been 120 years since Henry Cavendish measured the gravitational constant with a pair of lead balls suspended by a wire. The fundamental nature of gravity still eludes our best minds - but those secrets may be revealed by turning back to the Cavendish experiment. That steampunk contraption may even reveal the existence of extra dimensions of space.Sign Up on Patreon to get access to the Space Time Discord! https://www.patreon.com/pbsspacetimeCheck out the Space Time Merch Storehttps://pbsspacetime.com/Sign up for the mailing list to get episode notifications and hear special announcements!https://mailchi.mp/1a6eb8f2717d/spacetimeHosted by Matt O'DowdWritten by Katie McCormick and Matt O'DowdGraphics by Leonardo Scholzer, Yago Ballarini, and Pedro OsinskiDirected by: Andrew KornhaberCamera Operator: Bahaar GholipourExecutive Producers: Eric Brown and Andrew KornhaberEnd Credits Music by J.R.S. Schattenberg: https://www.youtube.com/channel/UCRl6-nb4iOnsij-vnpAjp0Q#space #astrophysics #gravitySpecial Thanks to Our Patreon SupportersBig Bang SupportersAlexander TamasDavid NicklasFabrice EapJuan BenetMorgan HoughRadu NegulescuQuasar SupportersChristina OegrenMark HeisingVinnie FalcoHypernova SupportersWilliam BryanChuck ZegarDanton SpiveyDonal BotkinEdmund FokschanerHank SJohn HofmannJohn PollockJohn R. SlavikJordan YoungJoseph SalomoneJulian TyackeMathewMatthew O'ConnorSyed AnsarTimothy McCullochGamma Ray Burst SupportersA GAdrian HatchAlecZeroAndreas NautschAndrew RichmondBradley JenkinsBrandon labonteBrandon LattinBrian BlanchardCass CostelloCraig StonahaDan WarrenDaniel LyonsDavid BethalaDavid HughesDFaulkEric KieblerFrederic SimonGeoffrey ShortGraydon GossGreg SmithJennifer CrosleyJohn FunaiJohn GriffithJohn RobinsonJosh ThomasJustin WatersKevin LeeKevin WarneKyle HoferMalte UblMark Daniel CohenMichael ConroyMirik GogriNick VirtueNick WrightNickolas Andrew FreemanPatrick SuttonPaul RoseProtius ProtiusRobert IlardiScott GossettSean WarniahaShane CalimlimSimon OliphantSteve BradshawTatiana VorovchenkoTim StephaniTonyfaceTybie FitzhughYannick WeynsYurii Konovaliuk Learn more about your ad choices. Visit megaphone.fm/adchoices Learn more about your ad choices. Visit megaphone.fm/adchoices
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