Aliens and Origins is a new occasional series on the origin of life, extraterrestrial life, and the creation of the universe.
Is there a topic you would like to see covered in this series? Would you like to write a guest post? If so, post a comment or send me an e-mail. (See my profile for my e-mail address.)
Posts in this series:
- Can you believe in aliens if you are Catholic?
- The origin of life and the first cell
- Would aliens have immortal souls?
- What is life? Six criteria
The graphic for this series was developed from a photograph of stromatolites published by the National Park Service of the United States Government. This pre-Cambrian formation is thought to be about 3.5 billion years old, which would mean life on Earth originated almost a billion years earlier than previously thought.