Recent questions in Speed of Light

+14 votes

0 answers

What changes would there have to be in the physical constants for the speed of light to be 1 million times faster, and what effects would this have for life on Earth?

asked May 12, 2022 in Speed of Light by SolarisOracle

+13 votes

0 answers

What are some ways to reach near-light speeds without travelling very far? Are there any reasons why this hasn't been done before now?

asked May 11, 2022 in Speed of Light by LuminousDreamer

+95 votes

0 answers

How does the density or thickness of air affect how fast a wave travels from one place to another (e.g., light, sonar)?

asked May 11, 2022 in Speed of Light by Wayners

+58 votes

0 answers

How long will it take us to reach our closest star from Earth if we could go faster than the speed of light?

asked May 11, 2022 in Speed of Light by Removed 4

+87 votes

0 answers

When you turn on an electric stove, it takes four minutes to heat up. Are these photons moving at the speed of light? Really?

asked May 11, 2022 in Speed of Light by Ian Burnell

+177 votes

0 answers

Can an object move faster than light in space? If so, what are some examples of this happening in nature?

asked May 11, 2022 in Speed of Light by ALIWINDOWS

+17 votes

0 answers

How can the velocity of light be measured since the maximum velocity of an electron in a circuit is 10^6 m/s?

asked May 11, 2022 in Speed of Light by ecochris

+17 votes

0 answers

Is the blink of the eye faster than the travel of light?

asked May 11, 2022 in Speed of Light by Peter Gee

+26 votes

0 answers

Why is light slowed down while travelling through a medium? I'd assume some photons would simply miss the atom’s nucleus and pass through unaffected.

asked May 10, 2022 in Speed of Light by Billy Skittle

+24 votes

0 answers

Why does an object's mass increase as it accelerates towards light speed?

asked May 10, 2022 in Speed of Light by QuantumFlare

+12 votes

0 answers

Would a spacecraft that would be able to travel to other planets and stars faster than the speed of light still be ableto return to Earth within a single day?

asked May 10, 2022 in Speed of Light by jetspray

+20 votes

0 answers

If Andromeda and Milky Way are to collide, does it mean the time is half since both are moving faster than the speed of light?

asked Apr 20, 2022 in Speed of Light by MysticFlare

+13 votes

0 answers

If a spaceship approaches Earth at close to light speed, would we observe time on board the spaceship to run faster? Is it time contraction instead of time dilation?

asked Apr 20, 2022 in Speed of Light by doug2006

+213 votes

0 answers

If someone is traveling at the speed of light, are they aware of it? Does time pass normally for them?

asked Apr 20, 2022 in Speed of Light by SolarisWhirl (3.0k points)

0 votes

0 answers

How does light interact with other forms of energy such as heat or sound? Why doesn't the speed of light get affected by this interaction in a vacuum medium?

asked Apr 20, 2022 in Speed of Light by plumbandgas.com

+24 votes

0 answers

How do UFOs travel faster than light without accelerating at all (FTL)?

asked Apr 20, 2022 in Speed of Light by candoabitofmoststuff

+20 votes

0 answers

What was the reason scientists had difficulty calculating the value of the speed of light (c)? Why didn't they use the statement, “The distance traveled by light in one second” as the definition?

asked Apr 19, 2022 in Speed of Light by EndOfRadio

+25 votes

0 answers

Must time be relative? If temperature has absolute zero, shouldn't time and other variables have a possible absolute measure, such as the speed of light in a vacuum?

asked Apr 19, 2022 in Speed of Light by iamrinswind

+16 votes

0 answers

How will AI accept the conceptual conflict of light speed constancy and redshift?

asked Apr 19, 2022 in Speed of Light by Walt Systems

+16 votes

0 answers

In a sci-fi setting where space flight is cheap and accessible and faster than light travel is achievable, would it be feasible to send trash into stars? Would the mass of trash being disposed off this way affect the stars in any harmful way?

asked Apr 19, 2022 in Speed of Light by stu1312

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