1 month ago|discuss
user: mrabcx
68 karma | created 6 years ago
recent submissions
1 year ago|discuss
1 year ago|discuss
1 year ago|discuss
1 year ago|discuss
Ancient Humans Studied–and Predicted–Solar Eclipses
(scientificamerican.com)
2 pts|1 year ago|discuss
1 year ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss
2 years ago|discuss