Recent questions in Speed of Light

+22 votes

0 answers

How can we see before we hear if the speed of sound is the same as the speed of light?

asked Jan 11, 2023 in Speed of Light by Theleman

+10 votes

0 answers

What would traveling at light speed actually look like?

asked Jan 11, 2023 in Speed of Light by MysticFlare

+27 votes

0 answers

A spacecraft travels 20 light-years to a planet, taking 803 years, remains there for 220 years, and returns to Earth taking 238 years; how much time has passed on Earth?

asked Jan 11, 2023 in Speed of Light by CrystalVerse

+12 votes

0 answers

What would happen to an astronaut's body/eyesight if he were to travel faster than the speed of light without protective glasses or something like that?

asked Jan 11, 2023 in Speed of Light by steviejjj

+48 votes

0 answers

Why does space seem to push back on us when we try and travel through it at the speed of light or faster?

asked Jan 11, 2023 in Speed of Light by CelestialHorizon

+5 votes

0 answers

If people could travel at the speed of light, could they use their ability as a form of currency?

asked Jan 10, 2023 in Speed of Light by diligencecongress

+11 votes

0 answers

How can we see distant stars and galaxies if they are travelling at the speed of light away from us?

asked Jan 10, 2023 in Speed of Light by Grahammcc

+24 votes

0 answers

How fast does light travel? How do we know that this speed is constant?

asked Jan 10, 2023 in Speed of Light by Bazlem

+62 votes

0 answers

How long does it take for an object traveling at near-light speeds (like a meteorite) to reach Earth's atmosphere or surface?

asked Jan 10, 2023 in Speed of Light by Close the door on my

+111 votes

0 answers

If it is possible to travel faster than light, what would happen? What actually happens physically if we can break this barrier, and how will everything change as compared to now if it ever becomes possible?

asked Jan 10, 2023 in Speed of Light by SolarisDreamer

+23 votes

0 answers

Can black holes move faster than light?

asked Jan 10, 2023 in Speed of Light by JUY

+2 votes

0 answers

If you were traveling at the speed of light how long would it take you to travel one light year?

asked Jan 10, 2023 in Speed of Light by Charlie85

+1.3k votes

0 answers

What's the fundamental reason why the speed of light cannot be broken? Why does the universe want to preserve the upper barrier on speed of light so much so that it readily slows down time rather than see the speed barrier broken?

asked Nov 20, 2022 in Speed of Light by jamieharrop16

+252 votes

0 answers

If the observed speed of light is the same for all observers, regardless of their speed, shouldn't redshift be impossible?

asked Nov 19, 2022 in Speed of Light by darhug1968

0 votes

0 answers

What we see is the present. What we see are lights and their reflections. What do we see if we travel faster than light, the future or nothing?

asked Nov 19, 2022 in Speed of Light by plugwash

+17 votes

0 answers

Why do objects appear redder when they move away from you at a speed faster than the speed of light?

asked Nov 19, 2022 in Speed of Light by Volkan Elmaz (2.4k points)

+25 votes

0 answers

What is the speed of light? Is the speed of light dependent on the medium through which it passes?

asked Nov 19, 2022 in Speed of Light by winterdiy

+96 votes

0 answers

Is there such a thing as the speed of dark?

asked Nov 18, 2022 in Speed of Light by StellarNova

+21 votes

0 answers

What happens if you travel faster than the speed of light? How would your body look after coming back from this trip?

asked Nov 17, 2022 in Speed of Light by gpierce

0 votes

0 answers

Does every kind of light travel at the same speed?

asked Nov 17, 2022 in Speed of Light by Clark Kent

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