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Peter U's user avatar
Peter U's user avatar
Peter U
  • Member for 9 years, 11 months
  • Last seen more than 1 year ago
  • Toronto, Canada
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I took a one year Astronomy course at University for non Science students.

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43
How do people drown while wearing a life jacket?
18
Where on Earth could dinosaurs feel the impact of their extinction asteroid?
15
Formation of Life
10
Expansion of Space
10
Salinity of Martian water 3.5 Billion years ago