Discovery Miracle Planet Disc 1: The Violent Past (2005)
Index 
Discovery Miracle Planet Disc 1: The Violent Past (2005) |
Index
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| 4:00 | Earth formed from 10 impacts; last gave rise to iron core and moon 4.5 billion years ago | 12:30 | Barringer Meteorite Crater 50,000 years old (Arizona) | 17:30 | Simulation of 500-kilometer meteor impact 4 billion yeats ago |
| 29:00 | Ancient bacteria brought back to life: Bacillus permians spores recovered from 200 million-year-old salt crystals from Permian sea (salt lakes American Southwest) | 38:00 | Anaerobic bacteria found in deep gold mine (3 km) still possess genes for oxygen respiration (South Africa) |
 4:00 moon |
 12:30 Barringer Meteorite Crater |
 17:30 500-kilometer meteor impact |
 29:00 Bacillus permians spores |
 29:00 salt crystals |
 38:00 Anaerobic bacteria |
| Index | Feb 21, 2010 |  Peter Chen 2.0 |
