Jove
Visualize
Contáctanos
JoVE
x logofacebook logolinkedin logoyoutube logo
ACERCA DE JoVE
Visión GeneralLiderazgoBlogCentro de Ayuda JoVE
AUTORES
Proceso de PublicaciónConsejo EditorialAlcance y PolíticasRevisión por ParesPreguntas FrecuentesEnviar
BIBLIOTECARIOS
TestimoniosSuscripcionesAccesoRecursosConsejo Asesor de BibliotecasPreguntas Frecuentes
INVESTIGACIÓN
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchivo
EDUCACIÓN
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualCentro de Recursos para ProfesoresSitio de Profesores
Términos y Condiciones de Uso
Política de Privacidad
Políticas

Videos de Conceptos Relacionados

Structuralism01:26

Structuralism

564
Structuralism, an early psychological theory developed by Wilhelm Wundt and his student Edward Bradford Titchener, sought to dissect the human mind into its most fundamental components. Wundt's groundbreaking work in his laboratory set the stage for Titchener to define structuralism's goal as cataloging the "atoms" of the mind—sensations, images, and feelings—akin to how chemists identify elements of matter.
Titchener's approach to structuralism was unique. He...
564
Parallel Processing01:20

Parallel Processing

143
The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...
143
Subconsciousness and No Awareness01:15

Subconsciousness and No Awareness

217
The concept of subconscious awareness refers to the processing of information below the level of conscious thought, which significantly influences both behaviors and decisions. It is also known as waking subconscious awareness. This complex level of cognition operates without the direct awareness of the individual, facilitating rapid and simultaneous handling of multiple information streams.
An illustrative example of subconscious processing is its role in problem-solving. Often, individuals...
217
Organization of the Brain01:30

Organization of the Brain

690
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...
690
Reason and Intuition01:37

Reason and Intuition

6.3K
The human brain processes information for decision-making using one of two routes: an intuitive system and a rational system (Epstein, 1994; popularized by Kahneman, 2011 as System 1 and System 2, respectively). The intuitive system is quick, impulsive, and operates with minimal effort, relying on emotions or habits to provide cues for what to do next, while the rational system is logical, analytical, deliberate, and methodical. Research in neuropsychology suggests that the...
6.3K
Extrasensory Perception01:23

Extrasensory Perception

183
Extrasensory perception, or ESP, suggests the ability to perceive events beyond the conventional senses of sight, hearing, and touch. Parapsychologists, who research ESP and related psychic phenomena, categorize ESP into three main types: precognition, telepathy, and clairvoyance.
Precognition involves foreseeing future events, such as predicting an accident before it happens. An example of precognition could be someone dreaming about a specific event, like a car crash, which then occurs...
183

También podría leer

Artículos Relacionados

Artículos vinculados a este trabajo por autores compartidos, revista y gráfico de citas.

Ordenar por
Same author

Undead models and shrouded black holes.

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

Is astronomy a luxury?

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

Interstellar visitors: Smoking and nonsmoking.

Science (New York, N.Y.)·2025
Same author

Collisions in the sky.

Science (New York, N.Y.)·2025
Same author

Dots in a murky sky.

Science (New York, N.Y.)·2024

Video Experimental Relacionado

Updated: May 25, 2025

Observing the Transformation of Bodily Self-consciousness in the Squeeze-machine Experiment
07:20

Observing the Transformation of Bodily Self-consciousness in the Squeeze-machine Experiment

Published on: March 8, 2019

13.4K

¿Materia y cerebro invisibles?

Andy Lawrence1

  • 1Andy Lawrence is the Regius Professor of Astronomy at the University of Edinburgh, Edinburgh, UK.

Science (New York, N.Y.)
|February 27, 2025
PubMed
Resumen
Este resumen es generado por máquina.

La cosmología tiene un modelo estándar, la materia oscura fría lambda (ΛCDM), que describe la composición y la expansión del universo. Sin embargo, la naturaleza fundamental de la materia oscura y la energía oscura sigue siendo desconocida, presentando una gran paradoja en nuestro entendimiento cósmico.

Más Videos Relacionados

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
06:53

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

Published on: March 1, 2017

13.2K
Virtual Hand with Ambiguous Movement between the Self and Other Origin: Sense of Ownership and 'Other-Produced' Agency
08:01

Virtual Hand with Ambiguous Movement between the Self and Other Origin: Sense of Ownership and 'Other-Produced' Agency

Published on: October 28, 2020

5.5K

Videos de Experimentos Relacionados

Last Updated: May 25, 2025

Observing the Transformation of Bodily Self-consciousness in the Squeeze-machine Experiment
07:20

Observing the Transformation of Bodily Self-consciousness in the Squeeze-machine Experiment

Published on: March 8, 2019

13.4K
Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
06:53

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

Published on: March 1, 2017

13.2K
Virtual Hand with Ambiguous Movement between the Self and Other Origin: Sense of Ownership and 'Other-Produced' Agency
08:01

Virtual Hand with Ambiguous Movement between the Self and Other Origin: Sense of Ownership and 'Other-Produced' Agency

Published on: October 28, 2020

5.5K

Área de la Ciencia:

  • Cosmología y astrofísica, centrándose en el modelo de materia oscura fría lambda (ΛCDM).

Sus antecedentes:

  • El modelo de consenso cosmológico actual es el modelo de materia oscura fría lambda (ΛCDM).
  • Este modelo está respaldado por una amplia evidencia observacional con respecto a la estructura, la expansión y la composición del universo.
  • A pesar de su éxito, los componentes fundamentales del modelo, la materia oscura y la energía oscura, aún no se comprenden.

Objetivo del estudio:

  • Para explorar el estado paradójico de la cosmología moderna, donde existe un modelo exitoso junto a una profunda ignorancia.
  • Resaltar las características clave y las limitaciones de observación del modelo ΛCDM.
  • Para enfatizar las cuestiones sin resolver con respecto a la materia oscura y la energía oscura.

Principales métodos:

  • Examen de las pruebas observacionales que apoyan el modelo ΛCDM.
  • Análisis de la estructura a gran escala del universo, la curvatura espacial y la tasa de expansión.
  • Discusión de los componentes constituyentes del universo: materia ordinaria, materia oscura y energía oscura.

Principales resultados:

  • El universo no exhibe curvatura espacial y es grueso en escalas pequeñas, pero liso en escalas grandes.
  • La expansión del universo se está acelerando a un ritmo bien medido.
  • El modelo ΛCDM describe con precisión estas observaciones, pero carece de una explicación para la materia oscura y la energía oscura.

Conclusiones:

  • El modelo ΛCDM es una descripción fenomenológica altamente restringida del cosmos.
  • Persisten importantes lagunas en el conocimiento con respecto a la naturaleza física de la materia oscura y la energía oscura.
  • La comprensión actual de la cosmología es a la vez completa e incompleta, lo que plantea un desafío fundamental.