AcademiaSTEMHumanitiesAgriculture & FarmingSocial Sciences
  • Gamma Ray Spectroscopy - An introductory review of germanium gamma ray detectors, and the spectroscopic methods used in the measurement of x-ray escape peaks, annihilation photons, peak summing, energy resolution, and total and photopeak efficiency.

    Gamma Ray Spectroscopy

    Gamma Ray Spectroscopy

    by Thomas Swan2

  • Why are high energy particle accelerators, such as the LHC at CERN, required to study modern particle physics? What are the different types of particle accelerator? Do particle accelerators have other benefits to society outside of scientific research?

    What Is a Particle Accelerator Used For?

    What Is a Particle Accelerator Used For?

    by Sam Brind0

  • The mathematical notion of "nothing" is actually quite enormous. There is more emptiness in the universe than there is physical substance. Follow along with me as I clarify this concept.

    What Is Nothingness in Physics and the Universe?

    What Is Nothingness in Physics and the Universe?

    by Glenn Stok11

  • Time is a real component of physical reality, non-spatial and immaterial. It's a core dimension of the universe, underlying change and causation. Time is unique and indispensable, embedded in everyday experience and science's conceptualization of the universe.

    Time: The Endless Enigma

    Time: The Endless Enigma

    by Joseph G Caldwell0

  • Do you believe that time exist, or do you believe that it is an idea in our minds?

    Time Perception

    Time Perception

    by ArtsySpy2

  • Sound is a physical and psychological experience. If the brain goes without stimuli, it will produce its own in the form of hallucinations. Even deaf people experience tinnitus, but is this technically sound. This article defines sound and examines what an experience of true silence might be like.

    Does Silence Make a Sound?

    Does Silence Make a Sound?

    by JourneyHolm0

  • Sounds made up, doesn't it? But in reality, it could be a missing key to physics.

    What Is Imaginary Time?

    What Is Imaginary Time?

    by Leonard Kelley0

  • With billions of galaxies in the universe that may have the potential for Earth-like planets in their solar systems, the chance of intelligent life elsewhere must exist. But there are reasons why we may never find it.

    Why Intelligent Life in the Universe May Never Be Found

    Why Intelligent Life in the Universe May Never Be Found

    by Glenn Stok20

  • Quantum Mechanics is quite intimidating but also very intriguing. However, the whole quantum theory stands on the shoulders of Heisenberg's Uncertainty Principle. Let's see its perilous existence and the need of Heisenberg's Uncertainty Principle.

    The Subtlety of Quantum Mechanics

    The Subtlety of Quantum Mechanics

    by Dishant Varshney2

  • Physics aims to give elegant explanations for the phenomena observed within in our universe. These explanations are encoded in the mathematical language of equations. What are the most important and beautiful equations in physics?

    Top Ten Most Beautiful Equations in Physics

    Top Ten Most Beautiful Equations in Physics

    by Sam Brind0

  • Students have an excellent chance of doing well on a physics exam if they work efficiently throughout the physics course and follow some tips for writing exams.

    How to Pass a High School Physics Exam

    How to Pass a High School Physics Exam

    by Linda Crampton24

  • Are atomic bombs ethical? This article debates the morality and ethical principles that surround the controversy about nuclear weapons.

    Are Atomic Bombs Ethical?

    Are Atomic Bombs Ethical?

    by Devin Xu0

  • Why does time only go forward? Is there some kind of gravity that relates to time? The gravity of time, or time gravity, is my theory that affects the direction of time—keeping it going only in one direction.

    Why Time Only Goes Forward: A Theory I Call Time Gravity

    Why Time Only Goes Forward: A Theory I Call Time Gravity

    by Glenn Stok27

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