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Public Lab

is a community where you can learn how to investigate environmental concerns. Using inexpensive DIY techniques, we seek to change how people see the world in environmental, social, and political terms.

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Public Lab is made up of:

An open community of contributors

Learn about and help to develop cheaper, more open environmental testing.
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A set of experimental tools

Browse and freely download the designs, or purchase a kit to get involved today.


A network of local groups

Find a nearby chapter or start one yourself to find local collaborators and support.

An open data archive

A permanent home for environmental data from grassroots groups and individuals.


Free and open source software

From map making and publishing to spectral analysis, with more new tools in development.


A platform to build collaborations

Our online and offline events and systems bring together activists, technologists, scientists, educators, and local residents to solve problems.


Open source research by people like you

Hope in Bloom in the Southside of Williamsburg!

by AnushaV | about 19 hours ago | 0 | 125 views | 2

On Tuesday, April 29th, El Puente's Green Light District, local high school students, community residents and Public Laboratory will be mapping the...

On Tuesday, April 29th, El Puente's Green Light District, local high school students, community residents and Public Laboratory will be mapping the...

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balloon-mapping event new-york-city


Barataria 2014: April 19th Southwings 10 sites

by eustatic | 3 days ago | 0 | 102 views | 0

DRAFT placeholder What I want to do My attempt and results Questions and next steps Why I'm interested

DRAFT placeholder What I want to do My attempt and results Questions and next steps Why I'm interested

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balloon-mapping gulf-coast barataria barataria-bay


Barataria 2014: March 21st

by eustatic | 3 days ago | 0 | 73 views | 0

DRAFT placeholder What I want to do My attempt and results Questions and next steps Why I'm interested

DRAFT placeholder What I want to do My attempt and results Questions and next steps Why I'm interested

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balloon-mapping gulf-coast barataria barataria-bay


Barataria 2014: February 27th

by eustatic | 3 days ago | 0 | 71 views | 0

DRAFT placeholder What I want to do My attempt and results Questions and next steps Why I'm interested

DRAFT placeholder What I want to do My attempt and results Questions and next steps Why I'm interested

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balloon-mapping gulf-coast barataria barataria-bay



More "balloon-mapping" research »


Delta St John: continued plantings

by eustatic | about 22 hours ago | 6 | 136 views | 1

A simple mapping update to the wetlands at the mouth of Bayou St John, for the Biodiversity without Borders crowd My attempt and results Ques...

A simple mapping update to the wetlands at the mouth of Bayou St John, for the Biodiversity without Borders crowd My attempt and results Ques...

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kite-mapping gulf-coast eustatic dredgefestla


Pierre's plastic Picavet

by cfastie | 8 days ago | 0 | 340 views | 0

I have been positioning the Redstone Rig as an upgrade to the soda bottle rig for holding cameras for aerial photography. By itself, the Redstone R...

I have been positioning the Redstone Rig as an upgrade to the soda bottle rig for holding cameras for aerial photography. By itself, the Redstone R...

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Picavet vermont KAP kite-mapping


New KAP'n Hook

by cfastie | 11 days ago | 2 | 467 views | 2

I destroyed some more 3D printed parts in the guise of science today. This time I put a spring balance between the hand winch and the kite line to ...

I destroyed some more 3D printed parts in the guise of science today. This time I put a spring balance between the hand winch and the kite line to ...

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vermont KAP kite-mapping balloon-mapping


Kite mapping in Far Rockaway, Queens

by jenmansta | 12 days ago | 3 | 398 views | 2

Objective Document the current conditions of Arverne East in Far Rockaway, Queens, a site currently undeveloped but possibly undergoing change in ...

Objective Document the current conditions of Arverne East in Far Rockaway, Queens, a site currently undeveloped but possibly undergoing change in ...

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kite-mapping Rockaways Arverne Queens



More "kite-mapping" research »


WheeTrometer 2.0

by bhickman | 18 minutes ago | 0 | 29 views | 2

WheeTrometer 2.0 What we want to do: We want to provide an affordable, open source spectrophotometer for measuring absorption of visible light by...

WheeTrometer 2.0 What we want to do: We want to provide an affordable, open source spectrophotometer for measuring absorption of visible light by...

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spectrometer


Pesticide Monitoring Data Website

by silverhammer | 7 days ago | 2 | 341 views | 1

What I want to do I want to take the work I've done on testing pesticide levels in raspberries, etc. and develop a way to get this information int...

What I want to do I want to take the work I've done on testing pesticide levels in raspberries, etc. and develop a way to get this information int...

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pesticides pesticide spectrometer raspberries


Low Cost Non destructive Whole fruit Analysis

by Ethan | 8 days ago | 2 | 401 views | 1

What I want to do Having read some of the research notes in this community, I guess this line of thinking might be interesting. In essence, I'd li...

What I want to do Having read some of the research notes in this community, I guess this line of thinking might be interesting. In essence, I'd li...

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non-destructive Fruit spoilage ripening


reducing reflections in foldup spec

by liz | 10 days ago | 2 | 349 views | 1

Originally, it was stoft who pointed out that the shininess of cell phones backs when using the foldup spec can contribute to reflections. This is ...

Originally, it was stoft who pointed out that the shininess of cell phones backs when using the foldup spec can contribute to reflections. This is ...

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fold-up spectrometer reflection



More "spectrometer" research »


Mobius white balance

by cfastie | about 9 hours ago | 0 | 152 views | 1

Above: Wratten 25A Infragram of Hedwigia ciliata taken with a modified Mobius ActionCam and Filter-O-Matic. Previously on Mobius NIR: This resear...

Above: Wratten 25A Infragram of Hedwigia ciliata taken with a modified Mobius ActionCam and Filter-O-Matic. Previously on Mobius NIR: This resear...

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infrared led frosted-globe white-balance


NIR and white balance

by cfastie | 1 day ago | 1 | 145 views | 0

Above: An LED which emits only near infrared light around 850 nm photographed under normal room lighting with a camera with no IR block filter. The...

Above: An LED which emits only near infrared light around 850 nm photographed under normal room lighting with a camera with no IR block filter. The...

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infrared led frosted-globe white-balance


Mobius IR conversion

by cfastie | 2 days ago | 2 | 165 views | 2

Above: The Mobius ActionCam opens with two screws. One more set screw and you can expose the IR filter. To convert a Mobius ActionCam so it captur...

Above: The Mobius ActionCam opens with two screws. One more set screw and you can expose the IR filter. To convert a Mobius ActionCam so it captur...

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infrared mobius-actioncam infragram near-infrared-camera


Open-Lux REV-N: Full Circle

by donblair | 3 days ago | 3 | 277 views | 1

(This is a quick note to post materials I've gathered after updating the Open-Lux design -- will flesh out this research note tomorrow ...) Summar...

(This is a quick note to post materials I've gathered after updating the Open-Lux design -- will flesh out this research note tomorrow ...) Summar...

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thermal-photography thermal-flashlight thermal-fishing calibration



More "near-infrared-camera" research »


Successful Thermal Fishing Bob Maps!

by Sara | about 2 hours ago | 0 | 21 views | 0

What I want to do I wanted to work with my undergrad courses at Northeastern this semester to further develop the Thermal Fishing Bob project and ...

What I want to do I wanted to work with my undergrad courses at Northeastern this semester to further develop the Thermal Fishing Bob project and ...

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thermal-photography thermal fishing bob


Open-Lux REV-N: Full Circle

by donblair | 2 days ago | 3 | 249 views | 1

(This is a quick note to post materials I've gathered after updating the Open-Lux design -- will flesh out this research note tomorrow ...) Summar...

(This is a quick note to post materials I've gathered after updating the Open-Lux design -- will flesh out this research note tomorrow ...) Summar...

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thermal-photography thermal-flashlight thermal-fishing calibration


Open-Lux REV-F: "NeoPixel" Fiesta!

by donblair | 5 days ago | 3 | 202 views | 1

Previously .... The Open-Lux is a design that's intended to accommodate the thermal flashlight, thermal fishing bob, and also -- perhaps -- some o...

Previously .... The Open-Lux is a design that's intended to accommodate the thermal flashlight, thermal fishing bob, and also -- perhaps -- some o...

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open-lux open-hardware thermal-photography thermal-flashlight


Thermal Flashlight REVA reading changes over distance

by sekjal | 8 days ago | 7 | 298 views | 1

What I want to do Roughly measure the rate of change in the reading from the MLX90614 as distance increases, and to use Lego pieces to do it. A t...

What I want to do Roughly measure the rate of change in the reading from the MLX90614 as distance increases, and to use Lego pieces to do it. A t...

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thermal-flashlight PCB response:10094 thermal-fishing-bob



More "thermal-photography" research »