Release Definition and 165 Threads

A press release is an official statement delivered to members of the news media for the purpose of providing information, creating an official statement, or making an announcement directed for public release. Press releases are also considered a primary source, meaning they are original informants for information. A press release is traditionally composed of nine structural elements, including a headline, dateline, introduction, body, and other components. Press releases are typically delivered to news media electronically, ready to use, and often subject to "do not use before" time, known as an news embargo.
A special example of a press release is a communiqué (), which is a brief report or statement released by a public agency. A communiqué is typically issued after a high-level meeting of international leaders.
Using press release material can benefit media corporations because they help decrease costs and improve the amount of material a media firm can output in a certain amount of time. Due to the material being pre-packaged, press releases save journalists time, not only in writing a story, but also the time and money it would have taken to capture the news firsthand.Although using a press release can thus save a news outlet time and money, it constrains the format and style of its content. In addition, press releases are favorable towards the organization that commissioned them, framing the topic according to its preferred criteria. In the digital age, consumers want to get their information instantly, bringing about pressure on the news media to output as much material as possible. This may cause news media companies to heavily rely on press releases to create stories.

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  1. M

    How much energy did the Thanos snap release, approximately?

    In Avengers: Infinity Wars Thanos had the Infinity Gauntlet and when he snapped his fingers it wiped out 50% of life in the universe. Roughly, how much energy do you think the snap generated assuming the universe IS finite in size (since an infinite universe cannot have any percentage) AND the...
  2. J

    Is Lisha Sebastian the Next Big Singer-Songwriter?

    My daughter Lisha (19 years) released her debut album 'Sworn to Secrecy'. Please listen to it in any of the platforms following the link below. (It also includes webpages with the lyrics). https://www.lishasebastian.com/promo It was a three year long journey for her working on this album. She...
  3. PainterGuy

    Medical Drinking water and the release of gastric acid

    Hi, I think of a human body as an intelligent biological machine. Could you please help me with the query below? Question: The stomach produces gastric acid and pepsinogen among other enzymes etc. When a glass of water is taken without any food, wow would the stomach react to water? Assume...
  4. D

    Full Pressure release valve

    A mechanical pressure release valve opens at pre designed pressure and then automatically closes once pressure drops to a lower point generally around 5 to 10% of the designed release pressure. However I need a mechanical pressure release valve which opens automatically at pre designed pressure...
  5. jim mcnamara

    Bioethics and release of incidental genomic findings

    This post is in GD because there is no one agreed upon answer even though it deals with genetic data and its use. It is an ethics discussion... https://science.sciencemag.org/content/373/6555/610 Incidental genomic data means giving patients extra information about what is found in a vounteer...
  6. SchroedingersLion

    A Equilibrium, entropy, probability - Release of constraints

    Hi everyone, I have a fundamental question to the first part of Swendsen's Intro to StatMech and Thermodynamics (book). Suppose we have two isolated systems of volumes ##V_1## and ##V_2##. We distribute ##N## ideal gas particles across the two systems with total energy ##E##. Suppose we bring...
  7. C

    What speed v(t) enables constant power by release compressed spring?

    We know linear spring force F = kx(t), k = spring constant, during any moment t of energy release. displacement x(t) = ʃv(t)dt the power p = F*V = kx(t)v(t)= kv(t)* ʃv(t)dt My question: Is there a mathematical function of special v(t) to make power p constant?
  8. ohwilleke

    B What's Delaying Fermilab's Muon g-2 Results Release?

    Fermilab's E989 experiment is conducting the first precision measurement of the anomalous magnetic moment of the muon (muon g-2) since the Brookhaven lab did so fifteen years ago. It is currently collecting Run-3 data for this experiment, and said that it would be releasing preliminary Run-1...
  9. Z

    B Coriolis problem - Point mass movement upon release from Earth

    If there was no atmosphere and a point mass was released at the 45th parallel and able to counteract the centripetal force of gravity (hovering 10ft off the surface), how long would it take before it ended up at the equator.
  10. F

    Press and release a button to rotate an object?

    I'm going to hire a ME to do this but I first want to know whether it is at all doable, exactly what is needed here and what design specifically has to be requested. Here's a sketch of the desired device: Proportionally and size-wise it shoud be similar to a pen. Rotation should be around 10...
  11. jaumzaum

    If a bond breaking absorbs energy, why does ATP hydrolysis release it?

    Hi. We know that bond formation releases energy and bond break absorbs energy. I still don't figure out why ATP hydrolysis (that breaks a bond between oxygen and phosphorous) releases energy, and it releases a LOT.
  12. F

    Are nuclear or chemical energy release thermodynamic processes?

    In process of releasing heat of nuclear reaction and burning oil, the internal energy of the material(that be burned) be contant if we prevent heat transfer to environment.The temperature of the material increase.How is entropy of the material varied(if we keep volume be constant)?If the entropy...
  13. M

    Calculate the energy release of an atom

    First of, I have no idea what I'm supposed to do with the neutrinos and the photons. Can somebody explain how to handle these? The rest of what I tried is quite straight forward $$\begin{align*}\Delta E &= 4M_p - M_{He} - 2 M_e + E_{\text{Neutrino and Photons}}\\&= 4M_p - (2[M_p+M_n]-E_B) - 2...
  14. C

    What are the available methods for controlling drug release and their triggers?

    Hello I read several articles about controlled drug release from patches, liposomes, etc Can you tell me please which methods are available to control the release of a drug and what can trigger this release? I am interested in developed available technologies rather that something...
  15. G

    How does the release angle of a catapult affect the object's velocity?

    [Moderator: repeated text removed.]
  16. jedishrfu

    Microsoft Release the Calc.exe Source Code

    in this article on Ars Technica, Microsoft has released the source code to the Calc.exe app calc.exe is now open source; there’s surprising depth in its ancient code https://arstechnica.com/gadgets/2019/03/calc-exe-is-now-open-source-theres-surprising-depth-in-its-ancient-code/
  17. T

    Does sodium bicarbonate solution release CO2 when heated?

    Homework Statement Solid sodium bicarbonate decompose when it's heated above 50 celsius. However, when it is dissolved in water interactions of components changes. So what happens when sodium hydrogen carbonate solution is heated? Does it release carbon dioxide when temperature is above 50...
  18. Mohammad Hunter

    I How much energy does a fission nuke actually release?

    So I was trying to debunk a conspiracy theory involving bombs and I realized that I have a small problem with Einstein's equation: E=mc2 To be honest I haven't really understood how it's used... I mean, how far should the fission go until as much energy as E=mc2 is released? Does the matter have...
  19. K

    Could heating stainless steel release any harmful materials?

    Today, I turned on an electric kettle for heating up some water, then I going to did something else. Since the cover of the kettle was lost, it didn't automatically stop when boils, and I forgot to turn off the kettle when boiled, then all the water vaporized at last and the kettle stopped...
  20. louisnach

    Book to learn cadence SPB/OrCAD RELEASE 16.6

    Hi everyone, I will have an intership to do where i will have to use cadence SPB/OrCAD RELEASE 16.6 Anyone a book to advise me to learn this software from scratch ? thanks,
  21. M

    Heard of adductor release surgery?

    Hi PF! Have you every heard of hip adductor release surgery? If so, how? Know anyone who has undergone the surgery? Any idea if this is well-known among MD's who would diagnose the issue? Thanks!
  22. P

    Resultant force of spring at the instant of release?

    Homework Statement What would the resultant force have been at the instant of release, if a 350 g mass were suspended from your spring, pulled down 3 cm and released? What would have been the instantaneous acceleration at the moment of release? The questions pertain to an experiment with a...
  23. Jason Louison

    Engine Finite Heat Release Model (With Heat Transfer) Help

    Hello Physics Forum Users! I have an annoying situation with the Finite Heat Release Equation used to simulate combustion and expansion processes in an internal combustion engine. The equation is as follows: Nomenclature: P = Cylinder Pressure (kPa) θ = Crank Angle (Deg) k = Specific Heat...
  24. MrGenetic

    Does this bond formation release energy?

    If -Nh2 terminal become Nh3+, is this bond formation release energy in terms of entalpy decreasing way?
  25. Bystander

    Special Unit 2 Now Available on Amazon - Official Release

    Special Unit 2 is out on Amazon, finally, not bootleg.
  26. S

    Ball Release and Thrown to reach ground at the same time

    Homework Statement A ball is thrown straight up from the edge of the roof of a building. A second ball is dropped from the roof 1.00s later. You may ignore air resistance. If the height of the building is 20m, what must the initial speed of the first ball be if both are to hit the ground at the...
  27. Shakattack12

    B Unpacking the Physics of Nucleus Formation & Energy Release

    So I was wondering why do nucleons need to remove mass to form a nucleus. Is it because it lowers the energy of the nucleus making it more stable or something completely different. I understand that it is the energy input to break the nucleus into its components, however, why do nuclear reaction...
  28. yrjosmiel

    Why do chemical reactions release energy?

    If I have a container filled with oxygen and hydrogen and heat it up, it would react and create water and heat. Why was heat released? What happens in chemical reactions at a microscopic level that makes it release energy in the form of heat?
  29. T

    Calculating pressure release time

    Hey people, I have a pressure vessel pressurized to say 20MPa at 33C, of which I'm working with a gas (scCO2 to be exact) which will then be released into the atmosphere (standard pressure and temperature) through a release valve; I'm wondering how long it will take for the pressure to reach...
  30. Jason Louison

    Automotive Help with finite heat release analysis

    https://www.engr.colostate.edu/~allan/thermo/page8/page8.html The link above takes you to a site I have found to be very helpful in my studies of the Otto cycle, but on this particular page, it depicts an equation for the rate of change of cylinder Pressure vs. crank angle, and in this...
  31. Timothy Schablin

    Why Does an Electron Release a Photon After Absorption?

    After an electron absorbs a photon, it will move to a higher energy state. It then releases a photon and returns to its ground state. But why does the electron release the photon? Why does it not remain in that energy state? What forces it to return to ground state?
  32. nomadreid

    Ammonia release into the Mediterranean and coastal cities

    There is a dispute going on in one of the cities (which will remain nameless for this question, so as not to get political) on the Mediterranean about the following: there are about 120 thousand tonnes of ammonia imported by ship to this city every year (mostly for the production of fertilizer)...
  33. J

    Trouble Understanding RLC Circuits: Detailed Explanation for 250W Power Release

    I'm having real trouble understanding some concepts in RLC circuits. If I have a circuit like this. The effective voltage is 120 V. What is the required frequency for resistor to release power of 250 W? I want to really understand this on a deeper level so please make the explanation...
  34. person123

    Controlled Energy Release Mechanism

    I am working on a mechanism which controls the release of energy while remaining energy efficient. An image of the concept is shown below. (The image is meant simply to get an idea of how it would work- it is by no means perfect). A source of energy (from a spring being released, for example)...
  35. C

    Is the release of oil a good thing?

    Life on Earth started approximately 3.5 billion years ago. On Earth's surface there was a finite quantity of carbon, among other finite building blocks of life. Organisms absorb this carbon, then they die. After death the organisms carbon (and other life essential ingredients) are released and...
  36. S

    Free Electrons: Causes of Release Explained

    So, as far as I know free electrons are just electrons that have been 'released' from the shell of an atom and can now move. If this is true, what is it that causes the electron to become free in the first place? Thanks in advance to any answers ☺
  37. supak111

    Energy release from 75c drop in water temp, 1L?

    Hey everyone can anyone tell me how much energy is released (joules) if you take 1 liter of water at 100C and drop it down to 25C (room temp, reg pressure)? Is it significant amount? Better even how much energy is released (approximately) for every 1c drop in temp? Is the release in energy...
  38. P

    New Radial Velocity Experiment (RAVE) Data Release

    The RAVE project site: https://www.rave-survey.org/project/ In the above image taken from one of the RAVE DR5 video, surveyed stars are shown in 3D and color coded according to their positive or negative radial velocity relative to the Sun. I'm a bit puzzled that stars on one 'side' tend to...
  39. C

    Can I Calculate Temperature Release from Energy Change in a Body?

    Hi, I would like to ask a question, if I may: if I have a body with a calculated Inertial moment at time t0, that in a space of time delta t changes, there's a variation in its kinetic energy, right? How can I calculate the released temperature in that elapsed time? Is that energy all lost in...
  40. Bill McKeeman

    A Transition from opaque universe to release of CMB

    What is known about how long it took to transition from an opaque universe to the release of the cosmic microwave background?
  41. collinsmark

    Countdown to Doom Release: Revisit the Original and Celebrate with Easter Eggs

    The next version of the video game Doom is to be released within the next day (roughly)! I'm sure I know at least a few PFers will likely be playing it. (@Drakkith for one) By the way, Drakkith's avatar is the protagonist from Doom. Not a power ranger, transformer or robot, but rather a human...
  42. Q

    What is the Speed of a Block After Traveling 0.9 m Up an Inclined Plane?

    Homework Statement I have run across another problem while reviewing for finals that I am not able to really understand, and this one I have no clue how to approach. I am given that a block is of mass 1 kg, it is placed on a spring of constant 500 N/m at the bottom of a frictionless plane...
  43. O

    What Material Can Quickly Absorb and Release Heat for Thermal Projects?

    Hello all and thanks from advance, 1.I'm looking for a certain kind of material for a project of mine that can quickly absorb heat and in the same time quickly realesing (I guess that's the right term) heat. Of course it's all based on diffrent parameters, but I'm sure there is a better...
  44. D

    Release of gravitational waves, with small collistions?

    I just wanted to ask a question, since it went through my mind after hearing about 'gravitational waves' after they have now, apparently, been identified. does everything realease gravitational waves when it collides? Since everything with a mass has gravity, wouldn't that mean that even when...
  45. whitsona

    Foucault Pendulum: How important is release mechanism?

    I built just a long pendulum in my house in order to start looking at a simple Foucault pendulum "prove the Earth moves" event at the science museum I'm helping to start here in Pensacola. It gave me a nicely reliable movement that seemed to show the pattern I was looking for. Every time, it...
  46. ptownbro

    Energy release and levels during electron transition

    Homework Statement Been looking but can't seem to find any comprehensive help on this. In the Hydrogen atom, what energy is associated with these electron energy transitions: a) N = infinity to N=2? b) N = infinity to N=3? c) N = 4 to N=2? d) N = 5 to N=6? I don't have any relevant formulas...
  47. F

    Release or absortion of energy on bonds and phase change

    I believe I can explain why there is energy needed to break intermoleculares bonds and getting into a gas or liquid, but the other way around confuses me. Bonds have potential energy associated to it, so It's needed work to break the bonds, because we would be trying to move a molecule away from...
  48. R

    How to calculate volume of oil released from a pinhole ?

    How to calculate volume of oil spill release from a pinhole of pipeline? I don't find anything about applicable method to solve this case (pinhole leakage), i just find calculation of pipeline rupture Thank You
  49. T

    Formation of bonds and heat release

    Hello, We know when there's formation of bonds during chemical reaction there's heat release to the surrounding due to conservation of energy. But what I am confused about, is the kinetic energy of the surrounding increase or the kinetic energy of the atoms that made the bonds increase? if it...
  50. Spinnor

    Researchers Release First Draft Of Open Source 'Tree Of Life

    From, http://www.ibtimes.com/researchers-release-first-draft-open-source-tree-life-23-million-species-organisms-2105757 In a project funded by the University of Michigan and the U.S. National Science Foundation, researchers from 11 different institutions have finished creating the first draft...
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