Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Newton's Law of Motion01:20

Newton's Law of Motion

4.5K
When we observe objects around us, one question that comes to mind is why they move or stay still. The answer to this question can be explained using Newton's laws of motion. These laws describe the fundamental principles of motion and the effects of forces on objects.
The first law of motion, also known as the law of inertia, states that an object at rest will stay at rest, and an object in motion will continue to move at a constant speed and direction unless acted upon by an external...
4.5K
Newton's Law of Gravitational Attraction01:24

Newton's Law of Gravitational Attraction

2.0K
Sir Isaac Newton established the universality of the law of gravitational attraction based on empirical evidence and inductive reasoning. He published his work in Philosophiae Naturalis Principia Mathematica ("the Principia") on July 5, 1687.
Newton's law of gravitational attraction is a fundamental law of physics that governs the attraction between objects. It states that the magnitude of the gravitational force between any two objects is proportional to their masses and inversely...
2.0K
Two-Dimensional Force System: Problem Solving01:29

Two-Dimensional Force System: Problem Solving

1.6K
Solving problems related to two-dimensional force systems is an essential aspect of mechanics and engineering. By applying the principles of vector analysis and force equilibrium, one can determine the effect of multiple forces acting on an object in a two-dimensional space.
The first step to solving a two-dimensional force system problem is to draw a free-body diagram of the object under consideration. This diagram helps identify all the external forces acting on the object, including their...
1.6K
System of Forces and Couples01:16

System of Forces and Couples

779
In the analysis of structural systems, it is common to encounter members subjected to various forces and couple moments. Simplifying these systems can make the analysis more manageable and easier to understand. One approach to achieve this simplification is by moving a force to a point O that does not lie on its line of action and adding a couple with a moment equal to the moment of the force about point O.
The principle of transmissibility plays a crucial role in this process. According to...
779
Load along a Single Axis01:29

Load along a Single Axis

750
In structural engineering, the analysis of beams subjected to varying loads is a critical aspect of understanding the behavior and performance of these structural elements. A common scenario involves a beam subjected to a combination of different load distributions.
Consider a beam of length L subjected to a varying load, which is a combination of parabolic and trapezoidal load distribution along the x-axis. In this case, it is essential to determine the resultant loads, their locations, and...
750
Coriolis Force01:23

Coriolis Force

7.7K
An accelerating particle experiences a force equal to the mass multiplied by the acceleration in an inertial frame of reference. Consider a particle in a non-inertial frame of reference, such as a sliding ball on a rotating table. The acceleration of the ball in this rotating reference frame is different than in the intertial frame, which modifies its equation of motion. The fictitious forces acting additionally on a rotating frame of reference alter Newton's Second Law expression.
7.7K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Network-driven discovery of repurposable drugs targeting hallmarks of aging.

Nature aging·2026
Same author

The aging genome exhibits organized vulnerability to somatic mutations.

bioRxiv : the preprint server for biology·2026
Same author

Hungary's chance to rebuild science.

Science (New York, N.Y.)·2026
Same author

Human mobility in the metaverse mirrors patterns in the physical world.

Scientific reports·2026
Same author

Surface optimization governs the local design of physical networks.

Nature·2026
Same author

Divergent accumulation patterns of SNVs and INDELs reveal negative selection in noncancerous cells.

Innovation (Cambridge (Mass.))·2025
Same journal

Daily briefing: How cooperation built the world.

Nature·2026
Same journal

Deep-sea oddities and boatloads of other new species - June's best science images.

Nature·2026
Same journal

From cloning to gene-editing: the enduring legacy of Dolly the sheep.

Nature·2026
Same journal

Time to give hydration breaks the red card? What science says about keeping cool.

Nature·2026
Same journal

Universities are relying on AI-detection software to catch cheating. How well do the programs work?

Nature·2026
Same journal

Daily briefing: 'Cyborg' cockroaches breathe underwater with printed suit.

Nature·2026
See all related articles

Related Experiment Video

Updated: May 2, 2026

A Rapid Method for Modeling a Variable Cycle Engine
04:58

A Rapid Method for Modeling a Variable Cycle Engine

Published on: August 13, 2019

7.1K

Human dynamics: Darwin and Einstein correspondence patterns.

João Gama Oliveira1, Albert-László Barabási

  • 1Center for Complex Network Research and Department of Physics, University of Notre Dame, Indiana 46556, USA.

Nature
|October 28, 2005
PubMed
Summary
This summary is machine-generated.

Communication dynamics between scientists like Darwin and Einstein show similar scaling laws to modern email exchanges. However, response times differ, revealing new insights into human dynamics and scientific communication patterns.

More Related Videos

Experimental Methods to Study Human Postural Control
08:12

Experimental Methods to Study Human Postural Control

Published on: September 11, 2019

9.1K
A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump
09:04

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

Published on: June 1, 2022

2.6K

Related Experiment Videos

Last Updated: May 2, 2026

A Rapid Method for Modeling a Variable Cycle Engine
04:58

A Rapid Method for Modeling a Variable Cycle Engine

Published on: August 13, 2019

7.1K
Experimental Methods to Study Human Postural Control
08:12

Experimental Methods to Study Human Postural Control

Published on: September 11, 2019

9.1K
A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump
09:04

A Modeling and Simulation Method for Preliminary Design of an Electro-Variable Displacement Pump

Published on: June 1, 2022

2.6K

Area of Science:

  • Human dynamics
  • Scientific communication
  • Network science

Background:

  • Historical scientific correspondence (e.g., Darwin, Einstein) relied on postal mail.
  • Modern scientific communication utilizes rapid electronic mail (email).
  • Investigating communication patterns across different eras and technologies.

Discussion:

  • Analysis of correspondence patterns reveals consistent scaling laws between historical mail and modern email.
  • This suggests fundamental similarities in the underlying dynamics of scientific idea exchange, irrespective of the medium.
  • Differences in response time scaling indicate distinct characteristics between surface mail and email communication.

Key Insights:

  • Scientific communication dynamics exhibit universal scaling laws across different historical periods and technologies.
  • Response times in communication networks follow distinct scaling behaviors based on the medium (surface mail vs. email).
  • These findings offer evidence for a novel class of phenomena within human dynamics.

Outlook:

  • Further research into other historical and contemporary communication methods.
  • Exploring the impact of different communication technologies on scientific collaboration and discovery.
  • Applying these scaling laws to understand broader social and information networks.