Big History
大历史的概念实在太让人着迷，可以把所有的学科串起来，个人觉得应该放进初高中的通识教育里。以下是大历史中的一些关键节点（threshold）。
| Threshold | Event | Approximate absolute date | Date divided by 1 billion |
|---|---|---|---|
| 1 | Big bang: origin of the universe 大爆炸 |
13.8 billion years ago | 13 years, 8 months ago |
| 2 | The first stars begin to glow 恒星诞生 |
13.2 billion years ago | 13 years, 2 months ago |
| 3 | New elements forged indying large stars 新元素持续产生 |
threshold 2 to the present day | threshold 2 to the present day |
| 4 | Our sun and solor system form 太阳系诞生 |
4.5 billion years ago | 4 years, 6 months ago |
| 5 | Earliest life on earth 生命出现 |
3.8 billion years ago | 3 years, 9 months ago |
| 5.1 | The first large organisms on earth 大型生命体 |
600 million years ago | 7 months ago |
| 5.2 | Anasteroid wipes out the dinosaurs 恐龙灭绝 |
65 million years ago | 24 days ago |
| 5.3 | The hominin lineage splits from the chimp lineage 人猿分离 |
7 million years ago | 2.5 days ago |
| 5.4 | Home erectus 直立人 |
2 million years ago | 17 hours ago |
| 6 | First evidence of our species 智人出现 |
200,000 years ago | 100 minutes ago |
| 7 | End of last ice age, beginning of holocene, earliest signs of farming 农业革命 |
10,000 years ago | 5 minutes ago |
| 8 | Fossil-fuels revolution begins 工业革命 |
200 years ago | 6 seconds ago |
参考
Christian, David. Origin Story: A Big History of Everything. Allen Lane, 2018.