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r/AskPhysics
1.3M members
r/AskPhysics is a subreddit with 1.3M members. Its distinguishing qualities are that the community is massive in size, and has crazy activity.
Popular Themes in r/AskPhysics
#1
Solution Requests
: "Why do computers have 2 states and not 3?"
10 posts
#2
Pain & Anger
: "Why doesn't a black hole have a magnetic field?"
10 posts
#3
Advice Requests
: "My parents believe that EMFs from the Wi-Fi router are dangerous. How can I explain to them that they aren't?"
10 posts
#4
Ideas
: "Could we make a true wirless charger using high frequency sound?"
3 posts
#5
Money Talk
: "I'd quite like to move Venus further from the sun so I can begin terraforming it. How much energy would it take if I wanted it done in my lifetime and where would a good orbit sit to keep it juuuuust right for supporting life?"
1 post
Popular Topics in r/AskPhysics
#1
Physics
: "What is the most obscure fact you know about Physics?"
147 posts
#2
Hard Time
26 posts
#3
Energy
: "Is it theoretically possible for Energy to transfer from cold to hot? "
18 posts
#4
Understanding
16 posts
#5
Space
: "What is Space? What exactly does gravity bend? "
15 posts
#6
Made
15 posts
#7
Time
: "If Time is just another dimension, then why can a single particle be at the same place at different points in Time but cannot be at the same point in Time at different places?
"
14 posts
#8
Gravity
: "Gravity can be explained by the curvature of spacetime, there is an analogous in which electromagnetism is result of the curvature of something?"
14 posts
#9
Light
: "My 8-year old asks. Can we capture Light? If you have a Sun in a closed box, and the Sun expires. Could we keep the Light on inside the box?"
13 posts
#10
Quantum
: "Why can't a Quantum computer be simulated by a classical computer at near Quantum computer speed?"
13 posts
Member Growth in r/AskPhysics
Daily
+4k members(0.3%)
Monthly
+81k members(6.6%)
Yearly
+439k members(50.4%)
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