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

Biological Influences on Intelligence01:30

Biological Influences on Intelligence

462
Intelligence is often thought to be linked to brain size, but the relationship is more complex than that. While brain size does correlate modestly with some abilities, like verbal skills, the connection is weaker for others, such as spatial reasoning. Other factors, like brain structure, also play crucial roles. For instance, despite Einstein's smaller-than-average brain, his parietal cortex, which is involved in spatial reasoning, was 15% wider, suggesting that neural density might matter...
462
Organization of the Brain01:30

Organization of the Brain

2.3K
The brain is an integral component of the nervous system and serves as the center for processing sensory inputs, making decisions, and directing bodily actions. This complex organ is organized into three primary sections: the hindbrain, midbrain, and forebrain, each responsible for a range of vital functions.
Hindbrain
The hindbrain, located at the base of the brain, plays a vital role in regulating automatic processes that sustain life. It includes the medulla oblongata, which is essential for...
2.3K
Cerebral Hemispheres01:05

Cerebral Hemispheres

2.0K
The human brain, a complex organ, is functionally divided into two cerebral hemispheres—left and right. These hemispheres are interconnected by a structure of paramount importance, the corpus callosum. This substantial bundle of neural fibers is not just a bridge between the hemispheres but a crucial element for the brain's comprehensive functioning. It enables efficient communication between the two hemispheres, allowing each side of the brain to control and receive sensory and motor...
2.0K
Anatomy of the Brain: Major Regions01:20

Anatomy of the Brain: Major Regions

9.6K
The brain is the most complex organ in the human body. It consists of four main parts: the cerebrum, diencephalon, cerebellum, and brainstem.
The cerebrum is the largest section of the brain and divides into left and right hemispheres, separated by a deep fissure. The cerebral outer layer of grey matter — the cerebral cortex — comprises elevations called gyri and shallow groves called sulci. The inner portion of white matter includes long nerve fibers known as axons, which connect...
9.6K
Exponents01:30

Exponents

353
Exponents provide a compact and efficient way of representing repeated multiplication. These tools are fundamental to algebra and broader areas of mathematics, including scientific computation, scaling laws, and dimensional analysis.Exponent Rules and PropertiesExponential notation expresses the repeated multiplication of a number by itself. For any nonzero real number a and integer n, an represent a multiplied by itself n times. Key properties include: These properties allow for the...
353
Neuroplasticity01:01

Neuroplasticity

1.5K
Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.
1.5K

You might also read

Related Articles

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

Sort by
Same author

Structure-function multilayer network integration and cognition in multiple sclerosis.

Network neuroscience (Cambridge, Mass.)·2026
Same author

Intermediate time scale in the first product formation time distribution of Michaelis-Menten kinetics with inhibitors.

Physical review. E·2026
Same author

From pairwise to higher-order brain community detection: A hypergraph signal processing approach on brain functional connectivity analysis.

Computers in biology and medicine·2025
Same author

Neighbourhood topology unveils pathological hubs in the brain networks of epilepsy-surgery patients.

Brain communications·2025
Same author

Stochastic dynamics for quantum billiards: Bridging integrability, chaos, and freezing transitions.

Physical review. E·2025
Same author

Random Search Walks Inside Absorbing Annuli.

Entropy (Basel, Switzerland)·2025
Same journal

Erratum: Bacterial Turbulence at Compressible Fluid Interfaces [Phys. Rev. Lett. 136, 138301 (2026)].

Physical review letters·2026
Same journal

Unveiling Light-Quark Yukawa Flavor Structure via Dihadron Fragmentation at Lepton Colliders.

Physical review letters·2026
Same journal

Adaptable Route to Fast Coherent State Transport via Bang-Bang-Bang Protocols.

Physical review letters·2026
Same journal

Topological Transition and Emergence of Elasticity of Dislocation in Skyrmion Lattice: Beyond Kittel's Magnetic-Polar Analogy.

Physical review letters·2026
Same journal

Pound-Drever-Hall Method for Superconducting-Qubit Readout.

Physical review letters·2026
Same journal

Coupling a ^{73}Ge Nuclear Spin to an Electrostatically Defined Quantum Dot in Silicon.

Physical review letters·2026
See all related articles

Related Experiment Video

Updated: Jan 10, 2026

3D Scanning Technology Bridging Microcircuits and Macroscale Brain Images in 3D Novel Embedding Overlapping Protocol
10:14

3D Scanning Technology Bridging Microcircuits and Macroscale Brain Images in 3D Novel Embedding Overlapping Protocol

Published on: May 12, 2019

7.6K

Interdependent Scaling Exponents in the Human Brain.

Daniel M Castro1, Ernesto P Raposo2, Mauro Copelli1

  • 1Universidade Federal de Pernambuco, Departamento de Física, Centro de Ciências Exatas e da Natureza, Recife, PE, 50670-901, Brazil.

Physical Review Letters
|November 21, 2025
PubMed
Summary
This summary is machine-generated.

We discovered scaling relations in resting-state functional MRI (fMRI) brain activity, linking brain organization to cognitive performance and gray matter volume. These findings suggest intrinsic brain interdependencies, similar to critical phenomena in physics.

More Related Videos

Author Spotlight: Advancing Large-Scale Neural Dynamics Through HD-MEA Technology
09:44

Author Spotlight: Advancing Large-Scale Neural Dynamics Through HD-MEA Technology

Published on: March 8, 2024

5.7K
Electroporation of Sliced Human Cortical Organoids for Studies of Gene Function
07:13

Electroporation of Sliced Human Cortical Organoids for Studies of Gene Function

Published on: November 29, 2024

1.8K

Related Experiment Videos

Last Updated: Jan 10, 2026

3D Scanning Technology Bridging Microcircuits and Macroscale Brain Images in 3D Novel Embedding Overlapping Protocol
10:14

3D Scanning Technology Bridging Microcircuits and Macroscale Brain Images in 3D Novel Embedding Overlapping Protocol

Published on: May 12, 2019

7.6K
Author Spotlight: Advancing Large-Scale Neural Dynamics Through HD-MEA Technology
09:44

Author Spotlight: Advancing Large-Scale Neural Dynamics Through HD-MEA Technology

Published on: March 8, 2024

5.7K
Electroporation of Sliced Human Cortical Organoids for Studies of Gene Function
07:13

Electroporation of Sliced Human Cortical Organoids for Studies of Gene Function

Published on: November 29, 2024

1.8K

Area of Science:

  • Neuroscience
  • Complex Systems Analysis
  • Statistical Physics

Background:

  • Resting-state functional magnetic resonance imaging (fMRI) provides insights into intrinsic brain function.
  • Understanding the complex correlations and organizational principles of brain activity is crucial.

Purpose of the Study:

  • To investigate the organizational principles of resting-state brain activity using the phenomenological renormalization group.
  • To identify scaling relations and interdependencies in brain activity time series.
  • To explore correlations between these scaling properties and clinical/behavioral traits.

Main Methods:

  • Application of the phenomenological renormalization group to resting-state fMRI data from a large population.
  • Recursive coarse-graining of fMRI time series.
  • Computation of scaling exponents for variance, log probability of silence, and largest covariance eigenvalue.
  • Analytical derivation of scaling relations between exponents.

Main Results:

  • Identified linear interdependencies between scaling exponents, termed scaling relations.
  • Demonstrated inherent variability in scaling exponents related to brain activity correlation structure.
  • Found significant correlations between scaling exponents and gray matter volume (clinical trait).
  • Observed significant correlations between scaling exponents and cognitive performance (behavioral trait).

Conclusions:

  • The observed scaling relations suggest intrinsic organizational principles in brain activity, analogous to critical phenomena in physics.
  • These interdependencies are fundamental to brain organization.
  • Similar organizational principles may be present in other complex systems.
  • Scaling exponents offer a potential biomarker for clinical and behavioral traits.