We know that 2.6 million years ago, our ancestors started to eat meat.
260萬年以前 我們的祖先開始食肉
You have to be tough and clever to be able to live like this,
只有身手矯健警覺機靈 才有可能吃到肉
and our ancestors certainly were.
我們的祖先做到了
To the discovery that something we all do every day
再為你揭開我們每日烹飪食物
has changed the course of human history.
是怎樣徹底改變人類歷史的進程
Cooking is huge.
烹飪作用巨大
I think it's arguably the biggest increase
我認為在整個生命長河之中
in the quality of the diet in the whole of the history of life.
它帶來了飲食質量的最大飛躍
Could it really be that cooking made us human?
難道真的是 烹飪造就了人類
Across the globe,scientists have devised
全球各地 不同的科學家們設計了
an astonishing array of experiments
一系列令人稱道的實驗
to solve one of the greatest of human mysteries.
來探究這人類史上的最大懸疑之一
They are making three-million-year-old teeth
他們讓這副3百萬年前的牙齒
chew once again.
再次進行咬合實驗