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

Design Example: Designing Water Slide01:18

Design Example: Designing Water Slide

614
When designing a water slide, controlling the speed of water flow is crucial for rider safety while maintaining an exciting experience. As water flows down the slide, gravity causes it to accelerate, with its speed at the bottom depending on the height from which it starts. The higher the slide, the more potential energy the water has at the top, which is converted into kinetic energy as it descends, increasing its speed.
Bernoulli's principle determines the water's velocity along the slide....
614
Design Example: Forces in Sluice Gate01:11

Design Example: Forces in Sluice Gate

2.8K
In hydraulic engineering, sluice gates are essential for managing water flow through channels, reservoirs, and irrigation systems. Sluice gates, acting as vertical barriers, regulate water by adjusting the gate's opening height, which changes the velocity and pressure of water flowing beneath the gate. Understanding the forces involved is crucial to designing sluice gates that can withstand dynamic pressure differences, especially when the gate is closed or partially open.
Key variables in...
2.8K
Space Trusses: Problem Solving01:29

Space Trusses: Problem Solving

855
A space truss is a three-dimensional counterpart of a planar truss. These structures consist of members connected at their ends, often utilizing ball-and-socket joints to create a stable and versatile framework. Due to its adaptability and capacity to withstand complex loads, the space truss is widely used in various construction projects.
Consider a tripod consisting of a tetrahedral space truss with a ball-and-socket joint at C. Suppose the height and lengths of the horizontal and vertical...
855
PI Controller: Design01:24

PI Controller: Design

1.2K
Proportional Integral (PI) controllers are a fundamental component in modern control systems, widely used to enhance performance and mitigate steady-state errors. They are particularly effective in applications such as automatic brightness adjustment on smartphones, where they excel at mitigating steady-state errors for step-function inputs. Unlike PD controllers, which require time-varying errors to function optimally, PI controllers leverage their integral component to address residual...
1.2K
Introduction to Nuclear Reprogramming01:14

Introduction to Nuclear Reprogramming

2.3K
Nuclear reprogramming is the process of switching gene expression of one cell type to that of another cell type, usually from a differentiated cell state to an undifferentiated cell state. Differentiation occurs during processes such as development and morphogenesis, tissue regeneration, and malignancy. Cells can also be artificially induced to reprogram their gene expression by techniques such as nuclear transfer, induced pluripotency, and cell fusion. Such techniques have many applications in...
2.3K

You might also read

Related Articles

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

Sort by
Same author

Mechanical interactions between tissue layers underlie plant morphogenesis.

Nature plants·2025
Same author

Complex Deformation in Soft Cylindrical Structures via Programmable Sequential Instabilities.

Advanced materials (Deerfield Beach, Fla.)·2024
Same author

Flow interactions lead to self-organized flight formations disrupted by self-amplifying waves.

Nature communications·2024
Same author

Cell geometry regulates tissue fracture.

Nature communications·2023
Same author

Inflatable soft jumper inspired by shell snapping.

Science robotics·2020
Same author

Activity-controlled annealing of colloidal monolayers.

Nature communications·2019
Same journal

Retraction Note: NSD2 targeting reverses plasticity and drug resistance in prostate cancer.

Nature·2026
Same journal

Enhanced B cell priming induces broadly neutralizing HIV-1 apex antibodies.

Nature·2026
Same journal

Vaccination elicits HIV broadly neutralizing antibodies in primates.

Nature·2026
Same journal

Child online safety needs more than social-media bans.

Nature·2026
Same journal

Ebola preparedness must start with ecosystems and before humans show symptoms.

Nature·2026
Same journal

AI tools can speed up thinking, but evidence still comes from the lab bench.

Nature·2026
See all related articles

Related Experiment Video

Updated: Jan 16, 2026

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles
12:33

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Published on: February 4, 2013

22.2K

Kirigami-inspired parachutes with programmable reconfiguration.

Danick Lamoureux1, Jérémi Fillion1, Sophie Ramananarivo2

  • 1Laboratory for Multiscale Mechanics (LM2), Department of Mechanical Engineering, Research Center for High Performance Polymer and Composite Systems (CREPEC), Polytechnique Montreal, Montreal, Quebec, Canada.

Nature
|October 1, 2025
PubMed
Summary
This summary is machine-generated.

Kirigami-inspired parachutes, made by laser-cutting discs, offer stable, accurate landings for humanitarian airdrops and drone delivery. This novel design reduces costs and material loss compared to traditional parachutes.

More Related Videos

Design and Synthesis of a Reconfigurable DNA Accordion Rack
07:44

Design and Synthesis of a Reconfigurable DNA Accordion Rack

Published on: August 15, 2018

7.5K
Folding and Characterization of a Bio-responsive Robot from DNA Origami
07:59

Folding and Characterization of a Bio-responsive Robot from DNA Origami

Published on: December 3, 2015

15.1K

Related Experiment Videos

Last Updated: Jan 16, 2026

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles
12:33

Origami Inspired Self-assembly of Patterned and Reconfigurable Particles

Published on: February 4, 2013

22.2K
Design and Synthesis of a Reconfigurable DNA Accordion Rack
07:44

Design and Synthesis of a Reconfigurable DNA Accordion Rack

Published on: August 15, 2018

7.5K
Folding and Characterization of a Bio-responsive Robot from DNA Origami
07:59

Folding and Characterization of a Bio-responsive Robot from DNA Origami

Published on: December 3, 2015

15.1K

Area of Science:

  • Mechanical Engineering
  • Materials Science
  • Fluid Dynamics

Background:

  • Traditional parachutes are costly and fragile, limiting their use in humanitarian aid and drone delivery.
  • Kirigami, the art of cutting and folding paper, can program sheet deformation for unique mechanical properties.

Purpose of the Study:

  • To develop and test kirigami-inspired parachutes for stable and accurate deployment.
  • To explore the potential of kirigami patterns in creating cost-effective and reliable parachutes.

Main Methods:

  • Laser cutting closed-loop kirigami patterns into discs to create flexible, porous parachute structures.
  • Conducting wind tunnel tests and numerical simulations with a custom flow-induced reconfiguration model.
  • Fabricating and testing kirigami parachutes at various scales (centimeter to meter) under realistic conditions.

Main Results:

  • Kirigami parachutes exhibit comparable terminal velocities to conventional ones at low load-to-area ratios.
  • Unlike conventional parachutes, kirigami designs demonstrate consistent, accurate landings near the target, irrespective of release angle.
  • The study developed a design tool for creating kirigami-inspired parachutes.

Conclusions:

  • Kirigami-inspired parachutes offer a promising, cost-effective alternative to traditional designs.
  • These parachutes enhance deployment accuracy and stability, reducing material loss in airdrops.
  • The fabrication process is simplified, potentially lowering manufacturing costs and complexity.