Space & Universe
Do you think the world will end in 2012 ? (3) - 18 hours ago
What is a solar eclipse? (5) - on Mar 5th
What is the Big Bang theory? (9) - on Mar 5th
what is main cause of volacanic eruption (4) - on Mar 3rd
Is there a blackhole near our Universe? (7) - on Mar 2nd
What would happen if an asteroid would hit the Earth? (4) - on Feb 28th
What is the only Mad-made structure that can be seen on the Moon? (5) - on Feb 28th
How many light years is Mars away from Earth? (7) - on Feb 27th
Which planet is the biggest in our solar system? (5) - on Feb 25th
Do you think that aliens exist? (10) - on Feb 24th
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