An asteroid impact can ruin your whole day. And your species | Phil Plait | TEDxBoulder

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  • Опубліковано 10 жов 2011
  • Phil Plait is an astronomer, author, and science advocate. His blog, Bad Astronomy, is hosted by Discover Magazine, and he writes about news and current issues facing science. A common topic is astronomical doomsday: ways mythical and real the world can end. He's fascinated by asteroid and comet impacts, and is a big supporter of finding, tracking, and ultimately deflecting any dangerous rocks heading our way.
    About TEDx, x = independently organized event
    In the spirit of ideas worth spreading, TEDx is a program of local, self-organized events that bring people together to share a TED-like experience. At a TEDx event, TEDTalks video and live speakers combine to spark deep discussion and connection in a small group. These local, self-organized events are branded TEDx, where x = independently organized TED event. The TED Conference provides general guidance for the TEDx program, but individual TEDx events are self-organized.* (*Subject to certain rules and regulations)
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КОМЕНТАРІ • 63

  • @Gammosiur
    @Gammosiur 8 років тому +15

    Great talk. Love Phil.

  • @GodEmperorofDune1986
    @GodEmperorofDune1986 5 років тому +6

    Love this guy. Astrophysicists should rule the planet.

  • @Dr.VonBraun
    @Dr.VonBraun 8 років тому +5

    This guy is a hoot! I loved his talk.

  • @iambiggus
    @iambiggus 8 місяців тому

    Phil is delight.

  • @easfgman4687
    @easfgman4687 7 років тому +4

    i look EXACTLY like this guy. we always laugh when we see him on sci channel shows.

  • @srikargottipati
    @srikargottipati 12 років тому +2

    Love Phil's Bad Astronomy blog :)

  • @MrDuke0428
    @MrDuke0428 5 років тому

    Keep doing your amazingly animated educational shows, you are really good at it

  • @DanielVerberne
    @DanielVerberne Рік тому

    Wicked talk, totally engaging.

  • @NicosMind
    @NicosMind 7 років тому +7

    Sure an asteroid might ruin your day, or it could be the perfect ending to a miserable day. A symbolic end within a magnitude of how miserable you could possibly feel.
    And if youve never wanted the world to go away you just havent been that miserable i guess

  • @RubenMendes82
    @RubenMendes82 12 років тому +3

    Just have to say:
    "you can even put it in orbit around the Earth where we could mine it.. (...) but we'd be RIIICCHHHH !!! "
    Simply Awesome!!

  • @zapfanzapfan
    @zapfanzapfan 4 роки тому +7

    1,5 years after this talk Chelyabinsk happened. How is that asteroid protection coming along?

    • @rickb06
      @rickb06 2 роки тому

      Precisely. Little is being done to protect or defend this planet. The elite must be dethroned as their planetary conquest is seemingly restricted just to this place and their plans don't include any other places or advances for us or themselves. The elite are seemingly perfectly fine with ruling over this small little planet, regardless of the fruit ripening on the vine of distant but extremely resource rich and lucrative opportunities elsewhere in our solar system. Scientific dogma must be cast aside because they aren't moving quickly enough, in fact, at the slow pace of both discoveries and practical technological advancements, the elite on this planet will klll us all if allowed to continue their utterly failed means and methods.

  • @istvansipos9940
    @istvansipos9940 6 років тому +3

    a great presenter with style

  • @U5K0
    @U5K0 12 років тому +1

    that
    was
    AWSOME !

  • @bagoodtube
    @bagoodtube 7 років тому

    Right on

  • @scienceandtechnology5129
    @scienceandtechnology5129 6 років тому +2

    I am a fan of Phil really !!
    😃😎😂😂😂🗣

  • @Daveit93
    @Daveit93 11 років тому +8

    F=-G•Mm/r^2 proves that anything that have mass provides gravity and that tiny probe that have a mass of 1000kg and a radius of 700m could provide approximate of 1.362 x 10^-13 ms-1. That's enought for 3 years.

  • @seanminturn2018
    @seanminturn2018 6 років тому +2

    If a near miss by an asteroid results in us getting a new moon, that'd be pretty sweet.

  • @CurtisGulick
    @CurtisGulick 11 років тому

    Ironic that I was watching this last night right before the meteor hit Russia. Much better video quality these days caught of this one than the one at 2:15 in this video.

  • @MrFulian12
    @MrFulian12 11 років тому +1

    I would wish understand this video for my english exam :(

  • @supremeon1
    @supremeon1 11 років тому +1

    Oh, Plil... the same funny guy as always... from all the scientists, he's my favourite... because he "teaches the masses"...

  • @colecovw.2171
    @colecovw.2171 4 роки тому

    It’s Phil Savage

  • @nibiruresearch
    @nibiruresearch 3 роки тому

    Mass extinctions occur very often on our planet. They are caused by a recurring natural disaster. These disasters are mentioned in ancient books as the Mahabharata from India and the Popol Vuh from the Maya and others. They tell us about a cycle of seven disasters that separate world eras. Regularly recurring disasters can certainly not been caused by asteroid impacts or volcanic eruptions. The only possible cause can be another celestial body, most likely a planet, that orbits our sun in an eccentric orbit. Then it is near the sun for only a short period and after the crossing it disappears into the universe for a long time. Planet 9 exists, but seems to be invisible. These disasters cause a huge tidal wave of seawater that is pulled over the earth. At the end it covers the earth with a layer of mud, a mix of sand, clay, lime, fossils from sea and land animals and meteors. They also create a cycle of civilizations. To learn much more about the cycle of recurring floods and its timeline, the recreation of civilizations and ancient high technology, read the eBook: "Planet 9 = Nibiru". You can read it nicely on any computer, tablet or smartphone. Search for: invisible nibiru 9

  • @michakozowski6026
    @michakozowski6026 9 років тому +13

    Phil, why you no use metric system?

  • @bananian
    @bananian 7 років тому +2

    it would be so amazing, if we can mine an astroid within my lifetime. We'll get to make more iPhones!

  • @missminecorn7446
    @missminecorn7446 3 роки тому

    Here is engagement

  • @ngocphung1396
    @ngocphung1396 3 роки тому +1

    1:02c.

  • @krrrruptidsoless
    @krrrruptidsoless 11 років тому

    :14 I didn't look at the vid until this point and his head is in that X, which makes him look like he has hair that is red and pokes out from the sides, and then he starts out with a dinosaur joke.

  • @BlackthornIV
    @BlackthornIV 11 років тому +1

    Just pulling it far enough to miss the earth over ~3 years... sounds possible.

  • @TariqKhan-xt5qs
    @TariqKhan-xt5qs 7 років тому

    After he sarcastically says Spock he forgets what was gonna say.

  • @GunshyDarknight
    @GunshyDarknight 11 років тому

    i like the theory. it is a start
    but we need to make more because if its just a rock. then maybe not so many, but if its made of iron then it will take quite a bit more probs to move it.

  • @tomasbeltran04050
    @tomasbeltran04050 2 роки тому

    "Bolder"

  • @itislunchtime
    @itislunchtime 11 років тому

    Not entirely true...
    Changing momentum involves mass, and velocity.
    Soooo, several small objects going fast enough will have the same momentum as a slower, larger object.

  • @ElasticPuliukko
    @ElasticPuliukko 12 років тому

    SPOCK TO YOU!

  • @WalterHorsting
    @WalterHorsting 6 років тому +2

    He doesn’t know about the Clovis comet 12,900 year ago extinction North American event

    • @bardmadsen6956
      @bardmadsen6956 4 роки тому

      Six more days till the year 12,876~50. FROM THE DEEP OCEAN ABOVE Eight years and only 50 comments!

  • @furryface1057
    @furryface1057 3 роки тому

    you gotta hit the incoming asteroid 3 or 4 times to have an acceptable impact on the situation

  • @jean-pierresmyth742
    @jean-pierresmyth742 8 років тому

    if we had asteroids in a permanent orbit around earth, could it possible protect earth from comets? like the moon does?

  • @miodragperisic3591
    @miodragperisic3591 6 років тому

    remember bad astronomer non exist but your way is colapsing core in your head

  • @furryface1057
    @furryface1057 3 роки тому +1

    putting the asteroid in orbit around the Earth for Mining is actually a good idea , another Project for Elon Musk

  • @sukhpreetsingh4250
    @sukhpreetsingh4250 7 років тому

    wow im one of the 38k that know about the possibility of another catastrophic ending for the human race, not scared at all :/ wtf bruh

    • @bipolatelly9806
      @bipolatelly9806 6 років тому

      Don't you? or still in blissfull ignorance, bruh?
      Are you a "settled science" kinda guy? Or do you have a functioning brain?

  • @GunshyDarknight
    @GunshyDarknight 11 років тому

    it may work it may not
    but i think it wont. Regardless on the weightless space. The asteroid still has weight and a mass. I think it may take 5 or even 6 of these probs to move it. in fact it may take more probs that we can make.
    I mean think about it, the mass of the prob is going to have to be more or close to the mass of the asteroid to even give it a push.

  • @summeronio9751
    @summeronio9751 3 роки тому

    Lol wait until you see Chelyabinsk

  • @seanminturn2018
    @seanminturn2018 6 років тому

    Yeah, well, that's just like your opinion, man.

  • @sergefournier6308
    @sergefournier6308 5 років тому

    Phil plait the dushbag,

  • @Pisti846
    @Pisti846 5 років тому

    Such foolishness, it won't happen and, if it does, there is nothing that can be done.

  • @johnnyllooddte3415
    @johnnyllooddte3415 8 років тому

    you cant move an asteroid thats big enough to hurt earth hahhaa hahahaahah

    • @jefftheriault7260
      @jefftheriault7260 6 років тому

      "If he has the time, Doctor, if he has the time."

  • @jasandros
    @jasandros 6 років тому

    Arrogance!

  • @madirishbastard6773
    @madirishbastard6773 Рік тому +1

    The fact that this guy was the head writer for Bill Nye saves the world on Netflix is all I need or want to know about him. Shill.