Science
What is the maximum indirect fire range of a Browning M2 .50 caliber machine gun?
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About how many years does it take for Pluto to go around the Sun for a complete revolution?
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How many tons of meteor dust fall to Earth every day?
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Who is credited with identifying HIV as the cause of AIDS?
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What famous scientist introduced the concept of "space-time"?
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When did Panama move from South America to North America?
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The physicist Marie Curie was awarded the Nobel Prize in which year?
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How many Earth years does it take Mars to go around the Sun?
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Which inhospitable desert holds the world's richest deposits of dinosaur remains?
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Who is credited with creating the "Big Bang Theory"?
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Which aeronautical term is a moveable surface on an aircraft which controls its motion?
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Which 5" telescope would have an optical tube with the shortest length?
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