Wheredidwecomefrom?Whatmakesushuman?Anexplosionofrecentdiscoveriesshedslightonthesequestions,andNOVAscomprehensive,three-partspecial,BecomingHuman,examineswhatthelatestscientificresearchrevealsaboutourhominidrelatives.Part1,FirstSteps,examinesthefactorsthatcausedustosplitfromtheothergreatapes.TheprogramexploresthefossilofSelam,alsoknownasLucysChild.PaleoanthropologistZerayAlemsegedspentfiveyearscarefullyexcavatingthesandstone-embeddedfossil.NOVAscamerasaretheretocapturetheunveilingoftheface,spine,andshoulderbladesofthis3.3million-year-oldfossilchild.AndNOVAtakesviewersinsidetheskulltoshowhowourancestorsbrainshadbeguntochangefromthoseoftheapes.Whydidleapsinhumanevolutiontakeplace?FirstStepsexploresaprovocativebigideathatsharpswingsofclimatewereakeyfactor.毕竟只有持有人(🦕)数多了(♑)自己(🆚)才能够(🔔)有源源(yuá(🔚)n )不断的庞大收益。武平(píng )侯(🗑)的所有衣服都是武平侯夫(👇)(fū )人精心选(xuǎ(🔪)n )的料子和花样，做工不仅细腻(💏)还比一般男子的(de )长(⚫)袍要精致一些(🍯)，一向(💩)偏爱(ài )素净的(⛳)姜启晟穿着不仅不(😦)会(🌚)让人觉得突兀，反而多了(🌺)几分雍容华贵的感觉。恩素(🐾)到来的目的(🍺)是为自己的节目收录一(🤵)些效果声音(🚩)，他(tā )们到(dà(🚰)o )了一个竹林，用录音(👠)工(gōng )具录下了(🚀)风(💭)吹(chuī(🍮) )起竹叶(yè(🕥) )的声音，到(dào )一间寺庙录(😃)(lù )取风(fēng )铃的声音。可能是太薄弱的缘(yuán )故，若是能够(🔊)(gòu )凝练(liàn )出来，或许能更(🔂)进一步(bù )。实在没办法了，我只(🍁)好开始拖延时间，希(💅)(xī )望(wàng )西西贝(bèi )丝她的爸爸和(🕯)叔叔石(😻)棉的(de )都快点(diǎ(😬)n )过来。而当他被送到一(🎨)个小镇的木匠工作(zuò(🚧) )室工(💒)作时，他乔装(🐠)(zhuāng )成一名(🍜)牧(🛠)师，并阴差阳错地接管了教(🌈)区。某(🅱)天，莱曼家的父亲尼(😿)古(💍)拉(lā )斯（FrançoisLevantal饰）被(🌹)野(⛳)兽攻击，身(shēn )上留有严重的伤(📇)痕。我们还(🔰)是不要在这(🈳)里(🕊)说(shuō(👚) )话(📜)了，反正明(míng )儿也(🙆)不在，不如就住(zhù(🧑) )在我府上(🐡)。