IGIS Tech Notes describe workflows and techniques for using geospatial science and technologies in research and extension. They are works in progress, and we welcome feedback and comments below.

Esri announced new AI tools based on its partnership with Microsoft, Gaussian splats in its ArcGIS platform and more extended reality tools at its 45th user conference.

Purdue Logo Sheet The Purdue brand is built upon the fundamental truth of our history and the strength of our identity. The way our brand is expressed — its look, feel and tone — reflects what Purdue ...

Hyperspectral imaging offers cost-effective spatial mapping of CO2 concentrations across expansive areas. Yet, these estimations can be skewed by surface albedo and aerosol scattering. This study ...

This study presents a novel approach that uses machine learning and airborne lidar technology to establish data-driven tree allometry for a 20-year-old planted forest in New Zealand. The approach ...

Esri Geoportal Server is Esri's free and open source metadata catalog and search application, based on elasticsearch. Esri Geoportal Server provides the catalog and harvesting capabilities as separate ...

Jim Parkinson, the designer behind Rolling Stone's iconic logo, has died at 83 after a long battle with Alzheimer’s, his friend confirmed.

The Detroit Red Wings are celebrating their 100th season in the NHL with a themed logo. The Red Wings unveiled a special centennial logo featuring the Winged Wheel ahead of the 2025-26 NHL season.

The Boston Bruins officially unveiled their new uniforms for the 2025-26 season on Wednesday.

Zohran Mamdani’s campaign had a visual language like no other, drawing on hand-painted bodega signage and New York iconography in a completely fresh way.

Leaflet plugins for working with a handful of the most popular ArcGIS Service types. This includes Esri basemaps and feature services, as well as tiled map, dynamic map and image services. This ...