paparazzo
  • Member for 5 years, 3 months
  • Last seen more than 3 years ago
  • United States
What would be some ways to store heat / cold?
Accepted answer
8 votes

A magic material with near infinite heat capacity for the two urns. Two boxes for the urns that have perfect insulation and a sliding door to regulate heat transfer In the summer put the summer ...

View answer
Effects of bullets firing while in a handgun's magazine
7 votes

Round Can a spark (as opposed to a regular strike by the firing pin) ignite a cartridge's powder, causing it to fire? The wording is a bit conflicted. You state inside in text and then a in ...

View answer
Can a casino system prove my (divine) luck as cheating?
5 votes

A casino can kick you out at any time. They will immediately put you on a ban list that gets circulated. They would probably even put a person on you to warn other casinos. In the US they need to ...

View answer
Is it possible to obtain a cold radiating material?
5 votes

Cannot radiate cold. Can have a cool surface that absorbs radiation. If you are consuming energy you are producing heat unless it is performing other work like lift a rock. Yes you could cool a ...

View answer
What changes would be needed to make explosive powered internal combustion engine common?
5 votes

Won't work. It is thermodynamics and physical chemistry. Combustion is not an explosion it is a (fast) burn. I have a degree in chemical engineering and a burn is mass transfer limited. Oxygen and ...

View answer
Is there a way to buy oil from a country under embargo?
5 votes

Just don't buy directly from Junta. Their oil will be trading at a discount because demand is restricted. A third party registered in PR friendly country will come in and buy and sell. You just need ...

View answer
If the rain all fell at once, how would Earth be different?
4 votes

Massive erosion. Less plant life as most of the rain runs off before it has a chance to be absorbed into the soil. This would increase erosion. As plant life gets thinner even more erosion. ...

View answer
Is it possible to genetically modify mosquitoes to cause their extinction
3 votes

It will be a numbers game. If a female only mates with one partner then with each generation there will be more males and eventually there will be no females. If a female breeds with 2 males then ...

View answer
Can time travel make us rich through trading, and is this a problem?
3 votes

For the sake of the market I am going to answer another question. You can travel forward at most 10 years and you can only observe. You go to future and find a stock that has skyrocketed. The plan is ...

View answer
How long will it take for the amount of living to exceed the dead population?
3 votes

The current population is sum(births) - sum(deaths) Not solving for 2017 plus Just how do those births and deaths need to relate for sum(deaths) = current population sum(births) - sum(deaths) > ...

View answer
How could a server explode?
2 votes

The server / computer has none or very few flammable parts The small batteries are very small and would be hard to over charge Can get a capacitor to pop but that is far from an explosion ...

View answer
Can gold destroy the economy?
2 votes

Release into the economy is not really how it would work. Gold is a good and the market would quickly establish a new price and you could not move it all in one day. For the most part gold is not ...

View answer
Is a world with two different types of air possible?
2 votes

Not on a living planet. Weather is how we get fresh water on dry land. Circulation is how CO2 and oxygen are exchanged. Separate layers with no exchange of air layers would invalidate all plant ...

View answer
Could the atmosphere be compressed and put into bottles?
2 votes

Consistent with the analysis by others to reduce the atmosphere by 1% it would be about 63,816,604,708,798 cubic meters of liquid nitrogen. That is 10 km high the size of Texas. You can compress ...

View answer
What are some ways that the environment might affect products being shipped in medieval times?
1 votes

An environmental change is going to have no, positive, or negative effect. Clearly there have been many cases of positive effect. Oak barrel imparts better taste.

View answer
How much could a population of 100 grow in 1000 years?
0 votes

Using some assumptions start with 50 women 1/2 born are women women from age 10 to 50 will bear one child each year everyone dies at 50 and no one dies before 50 After just 200 years that is ...

View answer
Could hydroponic farms reasonably feed 100 billion people?
0 votes

Fusion reactor is not strictly renewable That is about 14 times the food production of today. When you consider the amount of farm land today that is a LOT of 100 story buildings. If you start as ...

View answer
What could humanity do to survive airborn transmitted HIV for as long as possible?
0 votes

Reality-check - NO A team of scientist is not going to create an airborne HIV. HIV is blood-borne pathogen that cannot live outside a host for more than a few seconds.

View answer
How expressive is a color-based language?
0 votes

Humans have alphabets and written word. Our form is of communication is biased. Animals are more primal. The communication with like bees is more of an algorithm. In murky water you are not going ...

View answer
With modern technology, is it possible to permanently stay in sunlight, without going into space?
0 votes

Travel from pole to pole twice a year at 45 degrees. Need to travel at a 45 west to keep up with the sun. Pole to pole in 24 hours at a 45 degrees is about 1465 mph. Problem is landing and taking off ...

View answer