What do astronomers call an interstellar cloud of dust dust, hydrogen, helium and other ionized gases?

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What are you shopping for if you're sized up by a Brannock device?

What rank in the US Army is just above the rank of First Lieutenant?

Which US state is nicknamed the "Green Mountain State"?

What poisonous spider can be identified by a small red hourglass-shaped marking on the underside of its body?

The "pinna" is the outer, visible part of what?

What is the lowest layer of the Earth's atmosphere called?

If you suffer from epistaxis what is wrong?

What medical term is used to describe the process of sweating?

When it comes to dog breeds, a "dorgi" is a cross between a corgi and a what?

Whose "Play-Along" included fellow socks Charley Horse and Hush Puppy?

Who played Jason's love interest in the 2002 movie "The Bourne Identity"?

Who is Mia Farrow's mother?

What position was first held by Caesar Augustus?

Billed as "The Crime of the Century', in which US city did the Great Brink's Robbery take place, in 1950?

When did the Sydney Opera House officially open its doors to the public?