Science
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pretty much a big mess.
General
See also Thinking#Science
- https://www.youtube.com/playlist?list=PLFC4EE4355ADEBDB1 - melodysheep - symphony of science
- http://www.newscientist.com/
- http://discovermagazine.com/
- http://arstechnica.com/science/
- http://www.independentsciencenews.org/
Physics
- https://en.wikipedia.org/wiki/Experimental_physics
- https://en.wikipedia.org/wiki/Theoretical_physics
- https://en.wikipedia.org/wiki/Mathematical_physics
- http://en.wikipedia.org/wiki/Special_relativity
- Albert Einstein's Theory of Relativity - In Words of Four Letters or Less
- http://en.wikipedia.org/wiki/General_relativity
Standard Model
- https://en.wikipedia.org/wiki/Speed_of_light
- https://en.wikipedia.org/wiki/Speed_of_gravity
- https://math.ucr.edu/home/baez/physics/Relativity/GR/grav_speed.html
photons don't know time; time moves at the speed of light.
Energy
- https://en.wikipedia.org/wiki/Radiant_energy - the energy of electromagnetic radiation
Forces
Electromagnetism
- https://en.wikipedia.org/wiki/Electromagnetic_wave
- https://en.wikipedia.org/wiki/Electromagnetic_radiation
Strong interaction
Weak interaction
Gravity
- rubber sheet can be mapped to a scalar theory of gravity
- Relativity is a tensor theory
Field theory
- https://en.wikipedia.org/wiki/Scalar_field
- https://en.wikipedia.org/wiki/Vector_field
- https://en.wikipedia.org/wiki/Spinor_field
- https://en.wikipedia.org/wiki/Multipole_expansion - a mathematical series representing a function that depends on angles — usually the two angles on a sphere
- https://en.wikipedia.org/wiki/Quadrupole
Cosmology
See also Space
- https://en.wikipedia.org/wiki/Age_of_the_universe
- https://en.wikipedia.org/wiki/Chronology_of_the_universe
- https://en.wikipedia.org/wiki/Cosmological_principle - an axiom that embodies the working assumption or premise that the distribution of matter in the universe is homogeneous and isotropic when viewed on a large enough scale, since the forces are expected to act uniformly throughout the universe
- https://en.wikipedia.org/wiki/Lambda-CDM_model
- https://en.wikipedia.org/wiki/Inflation_(cosmology)
- https://en.wikipedia.org/wiki/Inflaton - scalar field
- https://en.wikipedia.org/wiki/Inflationary_epoch
- https://en.wikipedia.org/wiki/Cosmic_neutrino_background - a relic of the big bang, decoupled from matter when the universe was 2 seconds old
- https://en.wikipedia.org/wiki/Neutrino_decoupling - the epoch at which neutrinos ceased interacting with baryonic matter
- https://en.wikipedia.org/wiki/Cosmic_microwave_background - decoupled from matter when the universe was 379,000 years old
- https://en.wikipedia.org/wiki/Interstellar_medium - the matter that exists in the space between the star systems in a galaxy, includes gas in ionic, atomic, and molecular form, dust, and cosmic rays
- https://en.wikipedia.org/wiki/Interstellar_cloud - the generic name given to an accumulation of gas, plasma and dust in our and other galaxies. Put differently, an interstellar cloud is a denser-than-average region of the interstellar medium
- https://en.wikipedia.org/wiki/Molecular_cloud - type of interstellar cloud whose density and size permits the formation of molecules, most commonly molecular hydrogen
- https://en.wikipedia.org/wiki/Galaxy
- https://en.wikipedia.org/wiki/Galaxy_morphological_classification
- https://en.wikipedia.org/wiki/Spiral_galaxy
- https://en.wikipedia.org/wiki/Bulge_(astronomy) - tightly packed group of stars within a larger formation, almost exclusively refers to the central group of stars found in most spiral galaxies
- https://en.wikipedia.org/wiki/Galactic_Center
- https://en.wikipedia.org/wiki/Globular_cluster
- https://en.wikipedia.org/wiki/Galaxy_cluster
- https://en.wikipedia.org/wiki/Intracluster_medium - superheated plasma present at the center of a galaxy cluster
Particles
- https://en.wikipedia.org/wiki/List_of_particles
- https://en.wikipedia.org/wiki/File:Particle_overview.svg
https://en.wikipedia.org/wiki/Subatomic_particle
Boson
- https://en.wikipedia.org/wiki/Vector_boson - a boson with the spin quantum number equal to 1
- https://en.wikipedia.org/wiki/Photons - carry the electromagnetic interaction
- https://en.wikipedia.org/wiki/W_and_Z_bosons - carry the weak interaction
- https://en.wikipedia.org/wiki/Gluon - strong interaction
- https://en.wikipedia.org/wiki/Antiparticle
- https://en.wikipedia.org/wiki/Antimatter
- https://en.wikipedia.org/wiki/Electron%E2%80%93positron_annihilation
- https://en.wikipedia.org/wiki/Antihydrogen
Atomic
- https://en.wikipedia.org/wiki/Atomic_physics - deals with the atom as a system consisting of a nucleus and electrons
- https://en.wikipedia.org/wiki/Atom - a basic unit of matter that consists of a dense central nucleus surrounded by a cloud of negatively charged electrons.
- https://en.wikipedia.org/wiki/Atomic_nucleus - contains a mix of positively charged protons and electrically neutral neutrons (except in the case of hydrogen-1, which is the only stable nuclide with no neutrons)
- https://en.wikipedia.org/wiki/Nucleon
- https://en.wikipedia.org/wiki/Atomic_number - the number of protons found in the nucleus of an atom and therefore identical to the charge number of the nucleus
- https://en.wikipedia.org/wiki/Chemical_element
- https://en.wikipedia.org/wiki/Periodic_table
- http://www.periodictable.com/
- http://www.periodicvideos.com/
- http://table.minutephysics.com/
- https://en.wikipedia.org/wiki/Nuclear_physics - considers atomic nuclei alone
- https://en.wikipedia.org/wiki/Radiation
- https://en.wikipedia.org/wiki/Radioactive
- https://en.wikipedia.org/wiki/Radioactive_decay
- https://en.wikipedia.org/wiki/Half-life
- https://en.wikipedia.org/wiki/Ion - an atom or molecule in which the total number of electrons is not equal to the total number of protons, giving the atom a net positive or negative electrical charge
Matter
- https://en.wikipedia.org/wiki/Solid
- https://en.wikipedia.org/wiki/Liquid
- https://en.wikipedia.org/wiki/Gas
- https://en.wikipedia.org/wiki/Plasma_(physics)
- https://en.wikipedia.org/wiki/Bose%E2%80%93Einstein_condensate
- https://en.wikipedia.org/wiki/Cold_dark_matter
- https://en.wikipedia.org/wiki/Warm_dark_matter
- https://en.wikipedia.org/wiki/Hot_dark_matter
- https://en.wikipedia.org/wiki/Ion - an atom or molecule in which the total number of electrons is not equal to the total number of protons, giving the atom a net positive or negative electrical charge
Fermion
- https://en.wikipedia.org/wiki/Fermion - spin-1⁄2 particle
- https://en.wikipedia.org/wiki/Lepton - does not undergo strong interactions
- http://en.wikipedia.org/wiki/Electron_configuration
- http://en.wikipedia.org/wiki/Electron_shell
- http://en.wikipedia.org/wiki/Valence_electron
- https://en.wikipedia.org/wiki/Quark
- https://en.wikipedia.org/wiki/Baryon - composite subatomic particle made up of three quarks
- https://en.wikipedia.org/wiki/Hadron
- http://en.wikipedia.org/wiki/Meson
- https://en.wikipedia.org/wiki/Up_quark
- https://en.wikipedia.org/wiki/Down_quark
- https://en.wikipedia.org/wiki/Strange_quark
- https://en.wikipedia.org/wiki/Bottom_quark
- https://en.wikipedia.org/wiki/Top_quark
Quantum
- https://en.wikipedia.org/wiki/Quantum_mechanics
- https://en.wikipedia.org/wiki/History_of_quantum_mechanics
- https://en.wikipedia.org/wiki/Quantum
- http://en.wikipedia.org/wiki/Planck_constant - quantum of action in quantum mechanics. first described as the proportionality constant between the energy (E) of a photon and the frequency (ν) of its associated electromagnetic wave
- https://en.wikipedia.org/wiki/Quantum_number
- https://en.wikipedia.org/wiki/Quantization_(physics)
- https://en.wikipedia.org/wiki/Charge_(physics)
- https://en.wikipedia.org/wiki/Isospin - a quantum number related to the strong interaction
- https://en.wikipedia.org/wiki/Strangeness
- https://en.wikipedia.org/wiki/Charm_(quantum_number)
- https://en.wikipedia.org/wiki/Quantum_state
- https://en.wikipedia.org/wiki/Quantum_superposition
- https://en.wikipedia.org/wiki/Eigenstates
- https://en.wikipedia.org/wiki/Wavefunction
- https://en.wikipedia.org/wiki/Wavefunction_collapse
- https://en.wikipedia.org/wiki/Measurement_in_quantum_mechanics
- https://en.wikipedia.org/wiki/Quantum_tomography - the process of reconstructing the quantum state for a source of quantum systems by measurements on the systems coming from the source
- https://en.wikipedia.org/wiki/Probability_amplitude
- https://en.wikipedia.org/wiki/Scattering_amplitude
- https://en.wikipedia.org/wiki/Scattering_length
- https://en.wikipedia.org/wiki/Feynman_diagram
- http://arstechnica.com/science/2013/12/a-quantum-revolution-against-feynman-diagrams/
- R. P. Feynman and his problems in QCD/QED
- Particle Interactions, QED and QCD: An Introduction - Part 1
- http://en.wikipedia.org/wiki/Renormalization
- http://arstechnica.com/science/2012/09/weak-measurements-show-quantum-uncertainty-is-inherent/
- https://en.wikipedia.org/wiki/Perturbation_theory_(quantum_mechanics)
- https://en.wikipedia.org/wiki/Virtual_particles
Statistics
- https://en.wikipedia.org/wiki/Generation_(particle_physics)
- https://en.wikipedia.org/wiki/Flavour_(particle_physics)
Mass
Molecular
Beyond the Standard Model
- https://en.wikipedia.org/wiki/String_theory
- https://en.wikipedia.org/wiki/Membrane_(M-theory)
- https://www.superstringtheory.com/
- https://xkcd.com/171/
- https://en.wikipedia.org/wiki/Bosonic_string_theory
- https://en.wikipedia.org/wiki/Superstring_theory
- https://whystringtheory.com/
- A Jewel at the Heart of Quantum Physics [4]
- The Unitarihedron: The Jewel at the Heart of Quantum Computing [5]
- https://en.wikipedia.org/wiki/Mathematical_universe_hypothesis
- http://discovermagazine.com/2013/dec/13-math-made-flesh
Chemistry
- https://en.wikipedia.org/wiki/Chemical_bond
- https://en.wikipedia.org/wiki/Ionic_bond - involves the electrostatic attraction between oppositely charged ions
- The Curious Case of Polywater - lol, wups
Biology
See also Maths#Nature, Thinking#Biological, Health
Botany
Software
to sort
- https://en.wikipedia.org/wiki/Modulation
- https://en.wikipedia.org/wiki/Shannon%E2%80%93Hartley_theorem