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Related Concept Videos

Stability01:28

Stability

92
The time response of a linear time-invariant (LTI) system can be divided into transient and steady-state responses. The transient response represents the system's initial reaction to a change in input and diminishes to zero over time. In contrast, the steady-state response is the behavior that persists after the transient effects have faded.
The stability of an LTI system is determined by the roots of its characteristic equation, known as poles. A system is stable if it produces a bounded...
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Confidence Coefficient01:24

Confidence Coefficient

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The confidence coefficient is also known as the confidence level or degree of confidence. It is the percent expression for the probability, 1-α, that the confidence interval contains the true population parameter assuming that the confidence interval is obtained after sufficient unbiased sampling; for example, if the CL = 90%, then in 90 out of 100 samples the interval estimate will enclose the true population parameter. Here α is the area under the curve, distributed equally under...
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Dynamic Equilibrium02:20

Dynamic Equilibrium

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A reversible chemical reaction represents a chemical process that proceeds in both forward (left to right) and reverse (right to left) directions. When the rates of the forward and reverse reactions are equal, the concentrations of the reactant and product species remain constant over time and the system is at equilibrium. A special double arrow is used to emphasize the reversible nature of the reaction. The relative concentrations of reactants and products in equilibrium systems vary greatly;...
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Trait and State Self-Esteem02:08

Trait and State Self-Esteem

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The term self-esteem is often used generically, to refer to how people feel about themselves. However, according to research, there are three distinct constructs that should not be used interchangeably (Brown & Marshall, 2006). 
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Stability of structures01:14

Stability of structures

156
In mechanical engineering, the stability of systems under various forces is critical for designing durable and efficient structures. One fundamental way to explore these concepts is by analyzing systems like two rods connected at a pivot point, O, with a torsional spring of spring constant k at the pivot point. This system is similar in appearance to a scissor jack used to change tires on a car. In this case, the arms of the linkage (equivalent to the rods in this system) are entirely vertical,...
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Stability of Equilibrium Configuration01:23

Stability of Equilibrium Configuration

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Understanding the stability of equilibrium configurations is a fundamental part of mechanical engineering. In any system, there are three distinct types of equilibrium: stable, neutral, and unstable.
A stable equilibrium occurs when a system tends to return to its original position when given a small displacement, and the potential energy is at its minimum. An example of a stable equilibrium is when a cantilever beam is fixed at one end and a weight is attached to the other end. If the weight...
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Related Experiment Video

Updated: Jun 7, 2025

The Collective Trust Game: An Online Group Adaptation of the Trust Game Based on the HoneyComb Paradigm
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The Collective Trust Game: An Online Group Adaptation of the Trust Game Based on the HoneyComb Paradigm

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Trust edges up-slightly.

H Holden Thorp1

  • 1H. Holden Thorp Editor-in-Chief, Science journals.

Science (New York, N.Y.)
|November 21, 2024
PubMed
Summary

Public trust in scientists is recovering after a pandemic decline, with 76% expressing confidence. However, concerns about scientists

Area of Science:

  • Public trust in science and scientific researchers.
  • Science communication and public perception.

Background:

  • Annual Pew Research Center survey data on public trust in scientists.
  • Focus on trends in confidence levels from 2021-2024.

Discussion:

  • Analysis of a modest increase in public confidence in scientists to act in the public's best interests.
  • Identification of persistent negative public perceptions regarding scientists' personal qualities, especially communication skills.

Key Insights:

  • 76% of US adults express a great deal or fair amount of confidence in scientists.
  • A slight recovery in trust is observed, potentially signaling an end to a 3-year decline.
  • Significant public concern remains regarding scientists' communication abilities.

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Last Updated: Jun 7, 2025

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Outlook:

  • The scientific community must address negative perceptions of personal qualities to rebuild public confidence.
  • A collective conversation is needed to improve science communication and public engagement.
  • Future research should monitor trust trends and the impact of communication strategies.