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

Azimuths and Bearings01:19

Azimuths and Bearings

849
Azimuths and bearings are essential concepts in surveying, providing methods to express the direction of a line relative to a meridian. Azimuths refer to the clockwise angle measured from the north end of a reference meridian to the given line, ranging from zero to 360 degrees. This method gives a comprehensive directional reference within a full 360-degree circle, making it a straightforward way to communicate direction in various fields, including navigation, cartography, and...
849
Gyroscope: Precession01:24

Gyroscope: Precession

5.8K
Precession can be demonstrated effectively through a spinning top. If a spinning top is placed on a flat surface near the surface of the Earth at a vertical angle and is not spinning, it will fall over due to the force of gravity producing a torque acting on its center of mass. However, if the top is spinning on its axis, it precesses about the vertical direction, rather than topple over due to this torque. Precessional motion is a combination of a steady circular motion of the axis and the...
5.8K
Relative Motion Analysis using Rotating Axes01:25

Relative Motion Analysis using Rotating Axes

1.0K
Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame.
However, to express the relative position of point B relative to point A, an additional frame of reference, denoted as x'y', is necessary. This additional frame not only translates but also rotates relative to the fixed frame, making it...
1.0K
Magnetic Declination01:19

Magnetic Declination

595
Magnetic declination is the angle between true north, which aligns with the Earth's rotational axis, and magnetic north, which follows the direction of the Earth's magnetic field. This discrepancy exists because the magnetic poles do not coincide with the geographic poles. The value of magnetic declination depends on the observer's location on Earth and is subject to changes over time due to the dynamic nature of the Earth's magnetic field.The declination is called eastern when magnetic north...
595
Gyroscope01:02

Gyroscope

4.5K
A gyroscope is defined as a spinning disk in which the axis of rotation is free to assume any orientation. When spinning, the orientation of the spin axis is unaffected by the orientation of the body that encloses it. The body or vehicle enclosing the gyroscope can be moved from place to place, while the orientation of the spin axis remains the same. This makes gyroscopes very useful in navigation, especially where magnetic compasses cannot be used, such as in crewed and crewless spacecraft,...
4.5K
Inertial Frames of Reference01:03

Inertial Frames of Reference

9.6K
Newton’s first law is usually considered to be a statement about reference frames. It provides a method for identifying a special type of reference frame: the inertial reference frame. In principle, we can make the net force on a body zero. If its velocity relative to a given frame is constant, then that frame is said to be inertial. So, by definition, an inertial reference frame is a reference frame where Newton's first law holds valid. Newton's first law applies to objects with...
9.6K

You might also read

Related Articles

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

Sort by
Same author

Stable neural coding of heading across locomotory modes by the insect compass system.

Current biology : CB·2026
Same author

Distinct evolutionary trajectories of two integration centres, the central complex and mushroom bodies, across Heliconiini butterflies.

eLife·2026
Same author

Analysis of Dendritic Specializations in Two Classes of Kenyon Cells in the Mushroom Body of the Adult Honeybee, Apis mellifera.

The Journal of comparative neurology·2026
Same author

The sensory and neuronal mechanisms underlying long-distance migration in insects.

Current opinion in neurobiology·2026
Same author

The Children's Urgent Reduction of Forearm Fractures in the Emergency Department (CURFFED) project : a national prospective trainee-led collaborative audit of practice.

Bone & joint open·2026
Same author

Tempo and drivers of 3D eye size evolution in temperate butterflies.

Evolution letters·2026
Same journal

Hunting ecology predicts eye arrangements in the modular visual system of spiders.

Current biology : CB·2026
Same journal

Sub-second fluctuations between top-down and bottom-up modes distinguish diverse human brain states.

Current biology : CB·2026
Same journal

Queen bees offload pesticide burden to eggs when social buffering is overwhelmed.

Current biology : CB·2026
Same journal

Pitch selectivity in ferret auditory cortex.

Current biology : CB·2026
Same journal

A cell size-dependent competition between geometry and polarity governs nuclear and spindle positioning in early embryos.

Current biology : CB·2026
Same journal

Trophic cascades drive sustainability in the agricultural heritage rice-fish coculture system.

Current biology : CB·2026
See all related articles

Related Experiment Video

Updated: Mar 21, 2026

Bringing the Visible Universe into Focus with Robo-AO
10:35

Bringing the Visible Universe into Focus with Robo-AO

Published on: February 12, 2013

20.2K

A Snapshot-Based Mechanism for Celestial Orientation.

Basil El Jundi1, James J Foster1, Lana Khaldy1

  • 1Lund Vision Group, Department of Biology, Lund University, 223 62 Lund, Sweden.

Current Biology : CB
|May 18, 2016
PubMed
Summary
This summary is machine-generated.

Dung beetles navigate using a "celestial snapshot" strategy, not innate sky predictions. They form an internal representation of the sky during their "dance" to maintain straight-line orientation.

Keywords:
compassinsectnavigationorientationpolarized lightskylight cues

More Related Videos

Methods for Measuring the Orientation and Rotation Rate of 3D-printed Particles in Turbulence
12:34

Methods for Measuring the Orientation and Rotation Rate of 3D-printed Particles in Turbulence

Published on: June 24, 2016

10.6K
Author Spotlight: Insights into the Analysis of Human Interaction with 3D Virtual Objects
06:36

Author Spotlight: Insights into the Analysis of Human Interaction with 3D Virtual Objects

Published on: October 18, 2024

1.5K

Related Experiment Videos

Last Updated: Mar 21, 2026

Bringing the Visible Universe into Focus with Robo-AO
10:35

Bringing the Visible Universe into Focus with Robo-AO

Published on: February 12, 2013

20.2K
Methods for Measuring the Orientation and Rotation Rate of 3D-printed Particles in Turbulence
12:34

Methods for Measuring the Orientation and Rotation Rate of 3D-printed Particles in Turbulence

Published on: June 24, 2016

10.6K
Author Spotlight: Insights into the Analysis of Human Interaction with 3D Virtual Objects
06:36

Author Spotlight: Insights into the Analysis of Human Interaction with 3D Virtual Objects

Published on: October 18, 2024

1.5K

Area of Science:

  • Animal behavior
  • Insect navigation
  • Sensory biology

Background:

  • Ball-rolling dung beetles use celestial cues for straight-line orientation.
  • The precise mechanism of celestial cue utilization for orientation remains unclear.

Purpose of the Study:

  • To elucidate the orientation strategy employed by dung beetles using celestial cues.
  • To investigate the mechanism by which dung beetles interpret celestial information for navigation.

Main Methods:

  • Beetles were presented with simulated celestial cues (sun, polarized light, spectral cues).
  • Orientation behavior was observed under manipulated celestial conditions.

Main Results:

  • Dung beetles do not rely on innate geographical relationships between celestial cues.
  • They form a "celestial snapshot" of the current sky, even if physically impossible.
  • Cue visibility during the "dance" is critical for maintaining orientation.

Conclusions:

  • Dung beetles utilize a dynamic "celestial snapshot" strategy for orientation.
  • This strategy allows for efficient straight-line navigation based on the perceived sky scene.