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Arecibo Observatory

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Jennie McGrath
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« on: August 16, 2007, 11:39:13 pm »

DNA elements

1 6 7 8 15
----------
0 0 0 1 1
0 1 1 0 1
0 1 1 0 1
1 0 1 0 1
X X X X X



The numbers 1, 6, 7, 8 and 15 appear. These are the atomic numbers of hydrogen (H), carbon (C), nitrogen (N), oxygen (O) and phosphorus (P), the components of DNA.

The numbers 8 and 15 are written in a logical extension of binary encoding, rather than with the contiguous-columns method shown in the message's number figures at the top:

« Last Edit: August 16, 2007, 11:42:36 pm by Jennie McGrath » Report Spam   Logged


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