Sponsored by seriously digital entertainment

由認真的數字娛樂公司贊助

and their mobile game, Best Fiends

和他們的移動遊戲《Best Fiends》。

Beiefly before the main portion of the video begins

在視頻的主要部分開始之前進行飛翔

In about 45 seconds,

在大約45秒內。

I'd like to thank my incredible

我想感謝我那令人難以置信的

sponsor. Their game is about a meteorite

贊助商。他們的遊戲是關於一顆隕石的

that crashes into a fictional planet

墜入一個虛構的星球

that apparently transforms it into a

這顯然是把它轉化為一個

free puzzle adventure game where you can

免費的益智冒險遊戲，你可以

collect and upgrade little characters by

通過收集和升級小人物

matching the same colored objects to

匹配相同顏色的物體到

just meet virtual slugs, in the real world

在現實世界中，只是遇到了虛擬的蛞蝓。

meteorite impacts often caused nothing

隕石撞擊通常不會造成任何損失

but mass destruction and chaos with

但大規模的破壞和混亂與

maybe a few extinction events. But in

也許有一些滅絕事件。但在

this virtual world it's actually created

這個虛擬世界實際上是由它創造的

a pretty fun game with some character

一個相當有趣的遊戲，有一些特色

question where you can win virtual

問題，你可以贏得虛擬

prices like gold and hopefully not going extinct there's quests every 50

像黃金一樣的價格，希望不會絕跡，每50年都有任務。

levels and you can play competitively

級別，你可以進行競爭性比賽

against your also not extinct friends

反對你的也沒有滅絕的朋友

on Facebook through their leaderboards

在Facebook上通過他們的排行榜

I'm on there at level 32 so if you're the

我在那裡的等級是32級，所以如果你是

type of person that has to be better

必須是更好的人的類型

then you can download the game for free

那麼你就可以免費下載遊戲了

with the link in the description and if

在描述中加上鍊接，如果

you actually play it to level 10 they will

如果你真的玩到10級，他們會

throw some free virtual golden diamonds

拋出一些免費的虛擬黃金鑽石

your way that's apparently were four

你的方式，這顯然是四個

dollars and ninety-nine cents if you

如果你是一個人，那麼你就得花九十九塊錢，如果你是一個人，那麼你就得花九十九塊錢。

skip the video until now that you should

跳過視頻，直到現在，你應該

feel just a tiny bit bad about yourself

自愧不如

but the main portion of the video begins

但視頻的主要部分開始

now anyway regardless so here's an

現在不管怎麼樣，這裡有一個

interesting question how many times has

有趣的問題是，有多少次

the earth been struck by an asteroid

地球被小行星擊中

when you look at the moon or planet like

當你看著月亮或行星時，就像

mercury you can tell right away that

汞，你馬上就可以知道，

they've been impacted a lot because you

他們已經受到了很大的影響，因為你

can physically count hundreds of craters

數不勝數的火山口

on the surface but this isn't really the

表面上看，這並不是真正的

case with her perfectly preserved impact

她完美地保存了她的影響的情況下

craters are rare or blended extremely

隕石坑是罕見的或混合在一起的極

well with the environment here and it's

在這裡的環境很好，它是

not because the earth has been impacted

不是因為地球受到了影響

any less it's because our thought

思想上有什麼問題，那是因為我們的思想

processes like erosion and tectonic

侵蝕和構造等過程

activity that the moon and mercury don't

月亮和水星沒有的活動

the earth has likely been hit by

地球很可能已經被

asteroids just as many times as the moon

小行星的次數與月球一樣多

or mercury in the past but how many

或汞在過去，但有多少

times have humans actually witnessed an

人類有多少次真正目睹了一個

event like this happening to start with

這樣的事件發生後，首先是

the earth is likely already been hit

地球可能已經被擊中

several times today and maybe getting

今天有好幾次，也許會得到

hit right now while you're watching this

當你在看這個的時候，現在就打

video by extremely small pieces of rocks

視頻由極小塊的岩石組成

called meteoroids which can range in

稱為流星體，其範圍可達

size from a grain of sand up to a one

大小從一粒沙子到一個

meter wide object about 15,000 tons of

米寬的物體，約15,000噸的

objects of this size enter the Earth's

這樣大小的物體進入地球的

atmosphere every year and while most of

每年的大氣層中，雖然大多數

these don't reach the surface, the few

這些都沒有達到表面，少數的

that do are called meteorites like this

這就是所謂的隕石，像這樣

one that hit somebody's house in the San

撞到聖地亞哥某人的房子的那件。

Francisco Bay Area back in 2012 or this

早在2012年，舊金山灣區或這個

one that smashed through somebody's car

撞破別人的車的那個人

in illinois in 1938 but the larger

1938年在伊利諾伊州，但較大的

asteroid is the larger the damage that

小行星越大，造成的損害就越大

is caused by it asteroid with a diameter

的小行星造成的，它的直徑為

of four meters or about the size of an

四米，或大約相當於一個

elephant, hit the earth about once every

大象，大約每隔一段時間就會撞擊地球一次。

year on average while objects about

平均每年都會有一個新項目，而對象約為

seven meters wide which can cause an

七米寬，可造成

explosion similar scale to the atomic

爆炸的規模與原子彈相似

bomb dropped on Hiroshima hit our planet

在廣島投下的炸彈擊中了我們的星球

about every five years or so an event

大約每五年就有一次活動

the same scale of Hiroshima happening

規模與廣島事件相同

every few years may seem like it would

每隔幾年就會有一次，這看起來像是

be spectacularly obvious but they

是驚人的明顯，但他們

generally go unnoticed because the

一般不被人注意，因為

majority of the earth's surface is

地球表面的大部分是

covered in water a majority of the

大部分時間覆蓋在水中

Earth's landmass is still sparsely

地球上的陸地仍然是稀疏的。

populated and many of these objects

填充，其中許多對象

simply explode in the upper atmosphere

在高層大氣中簡單地爆炸

several impact events occur every year

每年都會發生幾次撞擊事件

without ever being witnessed by humans

人類從未見過的情況下

between 1975 and 1992 for example

例如，在1975年至1992年間

American missile early-warning

美國飛彈預警

satellites detected 136 major explosions

衛星探測到136次大爆炸

in the upper atmosphere caused by

在高層大氣中由

moderately sized air bursting meteors

中等大小的空氣爆裂流星

this map here shows you the frequency of

這張地圖顯示的是在中國境內發生的頻率。

air bursting meteors between one and twenty

空中爆裂的流星在1到20之間

meters in size between 1994 and 2013

1994年至2013年期間，規模為米

which you can see are fairly common

你可以看到這一點是相當普遍的

event but what about the really scary

事件，但真正可怕的是什麼呢？

asteroids that could wipe out an entire

小行星可能會消滅整個國家。

city or even all of human civilization

城市甚至整個人類文明

you may be asking. Well, asteroids about

你可能會問。嗯，小行星關於

20 meters wide about the size of a

20米寬，大約有一個

six-story building hit the earth about

六層樓高的建築撞到了地球上，大約

twice every 100 years and cause an

每100年出現兩次，並導致

explosion of about 500 kiloton for about

約500千噸的爆炸量，約為

30 times the scale of Hiroshima the last

規模是上一次廣島事件的30倍

one of these sighs events happened

這些嘆息的事件之一發生了

fairly recently in 2013 over chelyabinsk

最近在2013年在車里雅賓斯克上空

russia the asteroid remained undetected

俄羅斯的小行星仍未被發現

by humanity until it entered the

導致了人類對它的依賴，直到它進入

atmosphere and weighed about the same as

大氣層，重量約與

the Eiffel Tower despite being just 20

埃菲爾鐵塔，儘管只有20歲

metres wide

米寬

it was witnessed by thousands of people

數以千計的人見證了這一點

before exploding 30 kilometers above the

在距地面30公里處爆炸。

ground which damaged 7200 buildings

破壞了7200座建築物的地面

across six different cities like this

在六個不同的城市，像這樣

one injured 1500 people severely enough

有1500人嚴重受傷

to visit a hospital and caused 30

到醫院看病，造成30

million dollars in damage

百萬美元的損失

coincidentally just 16 hours after this

巧合的是，就在這16小時後

meteor struck the earth another asteroid

流星撞地球 另一顆小行星

that was fifty percent larger at 30

在30歲的時候，有50%的人都會有這樣的經歷。

meters wide just barely missed the earth

寬達數米，只差一點就能到達地球

at a distance of only twenty-seven

在只有二十七歲的距離上

thousand seven hundred kilometers or

一千七百公里或

about the distance of two earths placed

約為兩個地球的距離

side-by-side the asteroids were not

並排的小行星並不是

related to each other and had completely

彼此相關，並有完全

different orbits but

不同的軌道，但

not the first weird coincidence earth or

不是第一個奇怪的巧合，地球或

even humanity has had with near-miss

即使是人類也有近乎失敗的經歷

asteroids. On march 23rd 1989 an asteroid

小行星。1989年3月23日，一顆小行星

300 meters wide about the same size as

300米寬，大約與

this skyscraper in Dubai miss the earth

迪拜的這棟摩天大樓錯過了地球

by just 700,000 kilometers and passed

僅700,000公里，並通過了

through the exact same position that the

通過完全相同的位置，即

earth was in a mere six hours previously

地球是在短短的六個小時之前

had that asteroid been only six hours

如果那顆小行星只有六個小時

early on its journey of millions of

在其數以百萬計的旅程的早期

years it would have impacted and cause

年，它將影響並導致

the largest explosion in all of recorded

有記錄以來最大的一次爆炸

history about 600 megatons or 12 times

歷史上約600兆噸或12倍

the power of the Tsar Bomba, the largest

沙皇堡壘的力量，最大的

nuclear weapon ever detonated. The

迄今已引爆的核武器。報道

largest meteor known to have actually

已知最大的流星實際上是

hit the earth during our recorded

在我們的記錄中，撞擊地球的

history was probably the Tunguska event

歷史上可能是通古斯加事件

which happened back in 1908. In that year

這發生在1908年。在那一年

an asteroid somewhere between 60 meters

一個在60米之間的小行星

and 190 meters wide exploded just a few

和190米寬的爆炸，只是幾個

kilometers above the remote wilderness

在遙遠的荒野之上數公里的地方

of Siberia. The power of the explosion

的西伯利亞。爆炸的力量

was somewhere between three and five

是在三到五之間

Megaton. comparable to a modern-day

堪比現代的Megaton。

hydrogen bomb. It is estimated that

氫彈。據估計，

eighteen million trees were destroyed by

一千八百萬棵樹被摧毀

the blast over an area about the size of

爆炸的面積約為

Rhode Island but because of the extreme

羅得島州，但因其極端

remoteness of Siberia especially in 1908

西伯利亞的偏遠地區，特別是在1908年

it's unknown if anybody actually died

是否真的有人死亡尚不清楚

from this event but the shockwave did

但這一事件帶來的衝擊波確實

reportedly shatter windows and knock

據報道，這些人粉碎了窗戶並敲打

people down up to hundreds of kilometers

人下到幾百公里的範圍內

away. An event like this is estimated to

離開。這樣的事件估計會

happen only about every 1,200 years on

每隔1,200年才發生一次

average but there are even larger

平均，但也有更大的

asteroids that have hit the earth in

的小行星撞擊地球。

prehistoric times that may hit us in the

史前時代，可能會對我們造成的影響。

future. Asteroids the size of one

未來。一顆大小的小行星

kilometer appear to hit our planet about

千米，似乎是要撞上我們的星球，大約

once every four hundred forty-four

每四百四十四年一次

thousand years and release about 23,000

千年，並釋放約23,000

megatons, or 460 Tsar bombas. Larger

兆噸，或460枚沙皇炸彈。較大的

5-kilometer asteroid impact the earth

5公里長的小行星撞擊地球

about once every 20 million years and

大約每2000萬年一次，而

can create explosions equals a two-point

可以產生爆炸，相當於一個兩點

84 gigatonnes 450 6800 are bombas and

84千兆噸 450 6800是bombas和

finally truly Titanic asteroids over 10

最後真正的泰坦尼克號小行星超過10

kilometers inside that are capable of

內的公里數，能夠

ending life on the planet strike the

結束地球上的生命，打擊

earth very rarely the last known

地球上非常罕見的最後一個已知的

instance of something this big hitting

這麼大的事情發生的例子

our planet with 66 million years ago but

我們的星球在6600萬年前，但

it did completely wipe out about 75%

它確實完全消滅了大約75%的人

of all living things on the planet

地球上所有生物的

including the dinosaurs assuming that

包括恐龍，假設

these rates continue for the next

這些比率在接下來的時間裡繼續保持

billion years there exists right now

億年，現在就存在

about 2,000 asteroid larger than one

約有2,000顆小行星比一個大

kilometer that will eventually strike

公里，最終將打擊

our planet but when and where exactly

我們的星球，但究竟何時何地

may these apocalypse happened to answer

這些天啟的發生可能是為了回答

that question we must understand that

這個問題，我們必須明白，

there are an estimated 14,000 asteroids

估計有14,000顆小行星

that are considered near-earth object,

被認為是近地物體的。

meaning that their orbits come

意味著它們的軌道來自

relatively close to Earth at some point.

在某些時候相對接近地球。

93% of these asteroids that are one

這些小行星中，93%的小行星是一

kilometer wide or larger are thought to

寬達千米或更大，被認為是

have been discovered which would leave

已經發現，這將使

about 70 of these massive objects

大約有70個這樣的大品質物體

remaining so far undetected in the

迄今仍未被發現的

darkness. Of all the asteroids that have

黑暗。在所有的小行星中，有

been discovered 1651 are considered by

1651年發現，被認為是

NASA to be potentially hazardous out of

美國國家航空航天局有潛在的危險。

which 157 are larger than one kilometer

其中157個大於一公里的

but unless humanity is absurdly unlucky

但是，除非人類是荒謬的不吉利的

our odds of being struck by any of these

我們被其中任何一項擊中的機率

in the near future is almost nil the

在不久的將來幾乎為零。

most likely impacted with an asteroid

最有可能被小行星撞擊

160 meters wide which would be bad if it

160米寬，這將是糟糕的，如果它

happened but the odds are only one in

發生，但機率只有百分之一

625 and it wouldn't even hit until

625，甚至要等到

sometime between 2185 and 2198. Another

在2185年和2198年之間的某個時候。另一個

asteroid about four hundred ninety

小行星約四百九十

meters wide which would be a lot worse

米寬，這將是一個很大的問題

but has just a one in two thousand seven

但僅有二千七分之一

hundred chance of hitting us around that

在這個時間段，我們有一百個機會被擊中

same time frame and the third most

在同一時間段內和第三多的

likely on the list is a big one at one

列表中可能是一個大的，在一個

point three kilometers wide but only has

三公里寬的地方，但只有

a one in 8333 chance of hitting our

有8333分之一的機會擊中我們的

planet in the distant future of 2880 but

在2880年的遙遠未來的星球上，但

that's still a little better odds than

這仍然是一個更好的賠率比

you winning an Academy Award sometime in

你在某個時候贏得奧斯卡獎

your lifetime and significantly better

你的一生，並顯著改善

than your odds of ever winning the

比你贏得的機率

lottery in the very far just in future

在非常遙遠的未來開獎

about 1.35 million years from now the

從現在起約135萬年

star gliese 710 will pass a mere 77

格利澤710號星將通過僅有的77個

light-days from the earth which is 20

從地球出發的光天數是20

times closer to us than the closest star

比離我們最近的恆星還要近一倍

is today and it would severely mess up

是今天，它將嚴重擾亂

our solar system by sending more

我們的太陽系，通過發送更多

asteroids flying towards us from the

的小行星向我們飛來。

outer reaches of the solar system there

在太陽系的外圍，有

are over 2,000 huge asteroids waiting

有超過2000個巨大的小行星在等著我們。

for our planet in the distant future but

為我們的星球在遙遠的未來，但

will humanity still be waiting around

人類是否還在等待

for their arrival when they inevitably

當他們不可避免地到來時

come knocking

來敲門了

so thank you for watching this video. I

所以感謝你觀看這個視頻。I

hope that you enjoyed what you just

希望你喜歡你剛才的內容

watched and if you

觀察了一下，如果你

did I hope that you'll consider subscribing

我希望你能考慮訂閱。

to my channel to stay updated with

到我的頻道，以保持更新的資訊

content just like this in the future by

今後，我們將通過以下方式來實現類似的內容

clicking over here you can watch some of

點擊這裡，你可以看到一些

my other videos in the meantime by

我的其他視頻在這期間由

clicking over here on the left side and

點擊左邊的這裡，然後

I'll be looking forward to you watching

我將期待著你的觀看

my next video soon. Thank you so much

我的下一個視頻很快就會出現。非常感謝你們

again for watching

再次感謝您的觀看