Scientific Speculation - Posts tagged radio

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Can velocity drift be used to calculate a radio wave source's distance from Earth?

4 answers · last activity 2 months ago by HDE 226868

astronomy radio

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How long will it be until the cosmic microwave background is undetectable?

0 answers · last activity 2 months ago by HDE 226868

astronomy universe radio far-future telescope

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How to mine a moon made of half uranium and half radium?

3 answers · last activity 8 months ago by user6760

moons technology radioactivity radio rockets mining

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Transporting radioactive fuels

4 answers · last activity 8 months ago by user6760

space society spaceships ships transportation radioactivity radio science-in-society transport

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What evidence would there be if radioactive decay changed 7,000 years ago?

9 answers · last activity 10 months ago by Vogon Poet

geology radioactivity radio carbon-based

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Can a radioactive moon affect life on a planet?

7 answers · last activity 10 months ago by Mołot

reality-check moons radioactivity radio

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What could be a plausible scientific explanation for a man with radioactive skin that acts like a nuclear reactor?

2 answers · last activity 11 months ago by Strivs

reality-check science-based super-powers radioactivity radio

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How far away would an alien civilization need to be for us to not notice them?

6 answers · last activity almost 1 year ago by ckersch

science-based aliens radio

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Could a passive radar-sighted creature see by space radio emissions?

1 answer · last activity over 1 year ago by Renan

biology science-based xenobiology radio

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Keeping GHz wireless RF out of our heads without stopping the internet?

3 answers · last activity over 1 year ago by uhoh

science-based communication radio

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What would make radio transmission unfeasible on a planet?

5 answers · last activity over 1 year ago by flexneck

atmosphere communication radio

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Asteroid material that can cause signal distortion

2 answers · last activity over 1 year ago by PecaWolf

space travel space-travel science-fiction radio

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Could a Superhero with radio wave powers hear the radio?

2 answers · last activity almost 2 years ago by Nierninwa

society science-based super-powers radio science-in-society

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All the Radioactive Metals Inside Earth's Core--How Would They Affect Convection?

2 answers · last activity almost 2 years ago by JohnWDailey

reality-check currents geology earth radioactivity radio alternate-earth

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Anatomically correct radio communication

4 answers · last activity almost 2 years ago by Jean-Abdel

biology creature-design radio

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Why would human operators have to be close to the drones?

5 answers · last activity almost 2 years ago by Mephistopheles

science-based technology radio

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Is there anyway life could survive a nuclear apocalypse realistically?

4 answers · last activity about 2 years ago by System

biology apocalypse post-apocalypse radioactivity radio

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What could make a planet more radioactive at night?

13 answers · last activity about 2 years ago by PStag

astronomy radioactivity radio

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Need a way for Earth not to detect an extrasolar civilization that has radio

17 answers · last activity about 2 years ago by MoreOrLess

communication radio

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How would a Plant Phylum Bio-Ship communicate with its home planet?

4 answers · last activity over 2 years ago by Hewholooksskyward

space biology science-based spaceships ships science-fiction xenobiology radio

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Could a large radio telescope survive interstellar spaceflight?

6 answers · last activity over 2 years ago by HDE 226868

science-based spaceships space-travel radio telescope

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How can a person without Geiger counter and modern education in physics learn the concept of radioactivity?

5 answers · last activity about 3 years ago by DP_

science-based apocalypse post-apocalypse radiation radioactivity radio

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Using Polonium in a WMD

9 answers · last activity over 3 years ago by MedwedianPresident

physics weapon-mass-destruction radioactivity radio

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High energy density radioactive materials not commonly found on earth

7 answers · last activity over 3 years ago by David Mulder

energy radioactivity radio

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How would an extrasolar spaceship communicate with Earth?

2 answers · last activity over 3 years ago by Brian

communication radio

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Is it possible to receive an echo from a radio signal in space?

2 answers · last activity over 3 years ago by Kosmotheoros

space reality-check technology space-constructs radio

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Can I send S.O.S in space with just a conventional cellphone?

19 answers · last activity almost 4 years ago by user6760

space technology survival radio

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Given present-day Earth as we know it, how could I fake a radio transmission as coming from a distant star?

5 answers · last activity about 4 years ago by aCVn

space astronomy earth radio

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Could there be life on a planet with high radioactive activity?

3 answers · last activity over 4 years ago by Arpith

space biology radioactivity radio

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Could a creature evolve to have a biological Geiger Counter?

3 answers · last activity over 4 years ago by Anders Gustafson

evolution radiation radioactivity radio

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How to evolve biological radios?

3 answers · last activity almost 5 years ago by Green

biology science-based xenobiology radio

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What would Earth have to do to "go dark"?

6 answers · last activity almost 5 years ago by mitenko

science-based science-fiction radio