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Posts by Fred‭

8 posts
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Q&A Could power be generated using the temperature difference in venus's atmosphere?

100% YES It s called an updraft tower. You can actually even do that on earth in the Deserts (solar updraft towers). https://en.wikipedia.org/wiki/Solar_updraft_tower On Venus you wouldn't even...

posted 4y ago by Fred‭

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Q&A Would organic computers eventually be more powerful than silicon computers?

Knowing that our brain uses just about a few watts of power and is as powerful as a supercomputer using megaWatts of power in 2016 and that we seem close to the physical limit of what silicon can d...

1 answer  ·  posted 7y ago by Fred‭  ·  last activity 7y ago by Fred‭

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Q&A Could hydroponic farms reasonably feed 100 billion people?

I really think that we can feed way more than our current population using more advanced farming IF WE FIND A WAY TO PRODUCE CHEAP RENEWABLE ENERGY. The solution would be hydroponic vertical farms...

6 answers  ·  posted 7y ago by Fred‭  ·  last activity 7y ago by Fred‭

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Q&A Is it possible for humanity to completely annihilate itself?

Is it possible for humanity to completely annihilate itself? By that I mean there cannot be one survivor left and the annihilation must be caused by humanity itself with current technology (no craz...

9 answers  ·  posted 7y ago by Fred‭  ·  last activity 5y ago by Fred‭

Question apocalypse survival
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Q&A Maximum gravity a land mammal could cope with

Several science fiction books picture bigger Terran planets with higher gravity. I'm curious to know what would be the maximum gravity mammals similar to the one on earth could survive. Only bones ...

2 answers  ·  posted 7y ago by Fred‭  ·  last activity 7y ago by Fred‭

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Q&A Subsurface alien life on Titan moon

Is subsurface life possible on Titan (Saturn's moon) ? Temperatures on the surface are way too low to sustain any life (<-150 degrees Celcius) but since there is some tectonic activity, I was w...

2 answers  ·  posted 7y ago by Fred‭  ·  last activity 7y ago by Fred‭

Question aliens life
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Q&A Could we build a massive "Ark" type space station with current technology?

Armageddon is coming. A giant Texas-sized meteorite on a collision course with planet Earth is discovered in 2020. It will hit Earth in 2030 and will wipe out 90% of living things including humanit...

6 answers  ·  posted 5y ago by Fred‭  ·  last activity 5y ago by Fred‭

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Rigorous Science Post apocalyptic science based story

This story takes place in our world around the year 2116. Global warming couldn't be avoided and a runnaway effect suddenlty started increasing temperatures much faster than experts predicted. Ov...

1 answer  ·  posted 7y ago by Fred‭  ·  last activity 7y ago by Fred‭

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