Physics Articles

• Cosmic Rays
  Black Holes
  Detectors
  Space Telescopes
  Medical Technology
  Medical Imaging
   
  

  X-ray

  X-rays are a form of electromagnetic radiation with a wavelength in the range of 10 to 0.1 nanometers, corresponding to frequencies in the range 30 to 3000 PHz. X-rays are primarily used for ... > more
• Nanotechnology
  Healthy Aging
  Attention Deficit Disorder
  Engineering
  Sports Science
  Sports Medicine
   

  Nanorobotics

  Nanorobotics is the technology of creating machines or robots at or close to the scale of a nanometre (10-9 metres). More specifically, nanorobotics refers to the still largely theoretical ... > more
• Stars
  Astrophysics
  Astronomy
  Sun
  Extrasolar Planets
  Sports Science
   
  

  Luminosity

  In general physics, luminosity (more properly called luminance) is the density of luminous intensity in a given ... > more
• Cosmic Rays
  Black Holes
  Space Telescopes
  Medical Technology
  Physics
  Optics
   
  

  Gamma ray

  Gamma rays are an energetic form of electromagnetic radiation produced by radioactive decay or other nuclear or subatomic processes such as electron-positron annihilation. Gamma rays form the ... > more
• Electronics
  Graphene
  Spintronics
  Spintronics Research
  Nanotechnology
  Sports Science
   
  

  Silicon

  Silicon is the chemical element in the periodic table that has the symbol Si and atomic number 14. A tetravalent metalloid, silicon is less reactive than its chemical analog carbon. It is the second ... > more
• Biology
  Physics
  Engineering
  Chemistry
  Forensic Research
  Civil Engineering
   
  

  Science

  Science refers to the system of acquiring knowledge based on empiricism, experimentation, and methodological naturalism. The term science also refers to the organized body of knowledge humans have ... > more
• Nature of Water
  Inorganic Chemistry
  Petroleum
  Chemistry
  Physics
  Sports Science
   
  

  Helium

  Helium is a chemical element that has the symbol He, is colorless, odorless, tasteless, non-toxic, and nearly inert monatomic that heads the noble gas series in the periodic ... > more
• Nuclear Energy
  Renewable Energy
  Energy and the Environment
  Weapons Technology
  Physics
  Environmental Science
   
  

  Nuclear fission

  Nuclear fission is a process in nuclear physics in which the nucleus of an atom splits into two or more smaller nuclei as fission products, and usually some by-product particles. Hence, fission is a ... > more
• Chemistry
  Sports Science
  Organic Chemistry
  Biochemistry
  Inorganic Chemistry
  Materials Science
   
  

  Macromolecule

  The literal definition of the term macromolecule implies large molecule. In the context of science and engineering, the term may be applied to conventional polymers and biopolymers (such as DNA) as ... > more
• Nature of Water
  Sports Science
  Physics
  Chemistry
  Nuclear Energy
  Inorganic Chemistry
   
  

  Density

  Density is a measure of mass per unit of volume. Density is a measure of mass per volume. The average density of an object equals its total mass divided by its total volume. An object made from a ... > more

Search ScienceDaily