- What's the difference between a flying saucer and a flying pretzel?
- Why didn't the aliens in Independence Day have to bother invading Earth to destroy it?
- What's new with warp drives?
- What's the most likely scenario for doomsday?
- Are ESP and telekinesis impossible?
- What do clairvoyance and time travel have in common?
- How might quantum mechanics ultimately affect the fate of life in the universe?

30-Day Returns
- What's the difference between a flying saucer and a flying pretzel?
- Why didn't the aliens in Independence Day have to bother invading Earth to destroy it?
- What's new with warp drives?
- What's the most likely scenario for doomsday?
- Are ESP and telekinesis impossible?
- What do clairvoyance and time travel have in common?
- How might quantum mechanics ultimately affect the fate of life in the universe?
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