What if you drained the oceans?

How detailed would the Hubbles images be if it looked at Earth?

What if everyone on Earth was in the same place and jumped at the same time?

If all humans died, when would the last light go out?

What would a magnitude 15 earthquake be like?

What would happen to the population if the Earth suddenly stopped spinning?

Could you use a laser as an umbrella?

What if the Earth rotated 90 degrees?

Can you power your computer by typing?

Could you swim in a spent nuclear fuel pool?

What if everyone pointed a laser at the moon?

Is there such a thing as a magnitude 0 earthquake?

What if you tried to print Wikipedia?

What if you literally had all the money in the world?

What if you built a billion-story building?

What if you funneled Niagara Falls through a straw?

How high could the magnitude of Earthquakes go?

What if you tried to hit a baseball pitched at 90% the speed of light?

What if Earth grew 1cm every second?

What if Earth suddenly stopped spinning?

What if you used a flamethrower as a snowblower?

Could we survive eating only humans?

What if a glass of water were LITERALLY half empty?

What if you had a mole of moles?

What if ALL the sun’s power was focused in one place?

What if the moon turned into a black hole?

What if the Moon were made entirely of electrons?

What if you threw a baseball at nearly light speed?

What if we teleported the oceans to Mars?

Could you survive a nanosecond on the Sun?

What if all the lightning on Earth struck the same place at once?

But what if we tried MORE power?

What if NASCAR had no rules?

What if we put a pool on the moon?

What if you drained the oceans?

What if the wise men kept walking after Jesus’s birth?

Could the Hubble take a photo of you?

What if the sun suddenly went out?

Can you drive west to lengthen the sunset?

Would a Submarine Work as a Spaceship?

What if you swam in a nuclear storage pool?

What if we aimed the Hubble Telescope at Earth?

Could We Harvest Power From Lightning?

Could you make an umbrella out of lasers?

What if everyone jumped at once?

What would happen to the Earth if it suddenly stopped spinning?

How fast could a human accellerate (while staying alive)?

Could this be the last surviving human light source?

How fast could a vehicle go around a track - but the racer does not have to survive.

Circumference pop quiz!

Petition to send a swimming pool to the moon!