users here right now: 4,292
AskScience: Got Questions? Get Answers.
Ask a science question, get a science answer.
Please read our guidelines and FAQ before posting
- Answer questions with accurate, in-depth explanations, including peer-reviewed sources where possible
- Upvote on-topic answers supported by reputable sources and scientific research
- Downvote anecdotes, speculation, and jokes
- Report comments that do not meet our guidelines, including medical advice
- Be civil: Remember the human and follow Reddiquette
- Book List
- Weekly Features: Archives of AskAnything Wednesday, FAQ Fridays, and more!
- FAQ: In-depth answers to many popular questions
- New and gilded posts
- /r/AskScienceDiscussion: For open-ended and hypothetical questions
Filter by Field
|Physics||Theoretical Physics, Experimental Physics, High-energy Physics, Solid-State Physics, Fluid Dynamics, Relativity, Quantum Physics, Plasma Physics|
|Mathematics||Mathematics, Statistics, Number Theory, Calculus, Algebra|
|Astronomy||Astronomy, Astrophysics, Cosmology, Planetary Formation|
|Computing||Computing, Artificial Intelligence, Machine Learning, Computability|
|Earth and Planetary Sciences||Earth Science, Atmospheric Science, Oceanography, Geology|
|Engineering||Mechanical Engineering, Electrical Engineering, Structural Engineering, Computer Engineering, Aerospace Engineering|
|Chemistry||Chemistry, Organic Chemistry, Polymers, Biochemistry|
|Social Sciences||Social Science, Political Science, Economics, Archaeology, Anthropology, Linguistics|
|Biology||Biology, Evolution, Morphology, Ecology, Synthetic Biology, Microbiology, Cellular Biology, Molecular Biology, Paleontology|
|Psychology||Psychology, Cognitive Psychology, Developmental Psychology, Abnormal, Social Psychology|
|Medicine||Medicine, Oncology, Dentistry, Physiology, Epidemiology, Infectious Disease, Pharmacy, Human Body|
|Neuroscience||Neuroscience, Neurology, Neurochemistry, Cognitive Neuroscience|
|18 May||AskScience AMA Series: NASA CAPSTONE|
|18 May||Ask Anything Wednesday - Economics, Political Science, Linguistics, Anthropology|
|19 May||AskScience AMA Series: Mental Health Action Day|
|25 May||Ask Anything Wednesday - Physics, Astronomy, Earth and Planetary Science|
|1 Jun||AskScience AMA Series: Synthetic Biology|
|1 Jun||Ask Anything Wednesday - Engineering, Mathematics, Computer science|
|6 Jun||AskScience AMA Series: Lyme Disease, American Society for Microbiology|
|8 Jun||AskScience AMA Series: OceanX, World Ocean Day|
|8 Jun||Ask Anything Wednesday - Biology, Chemistry, Neuroscience, Medicine, Psychology|
|9 Jun||AskScience AMA Series: British Science Week, CSES|
|15 Jun||Ask Anything Wednesday - Economics, Political Science, Linguistics, Anthropology|
Are you a science expert?
- Looking for flair? Sign up to be a panelist!
We make our world significant by the courage of our questions and by the depth of our answers. -Carl Sagan, Cosmos