Showing 181–200 of 1,000 ranked alternatives.
Stephen Kuyper
Scan rocks, identify minerals, and view properties
Identify rocks, minerals, or gems by uploading a photo. View detailed information about the identified item including properties and characteristics. Access expert-level details on crystals and jewelry.
Cleveland State University Research Corporation
Explore sites with interactive stories
Explore sites in New through interactive GPS tours. View information, images, and audio clips at each location. Access documentary videos and oral history interviews. Navigate an interactive map with detailed site descriptions.
Eli Rykoff
Calculate cosmic distances and scales
Set cosmological parameters like H_0, Ω_m, and Ω_Λ. Calculate various astronomical distances and scales based on redshift and selected cosmology. Display results in multiple units and export data for further analysis.
Radin Alcira
Access pipe flange standards and engineering data
A utility for and engineering professionals. Access pipe flange standards B16.5 and B16.47 with in- purchase. Switch between US Customary and SI units. View detailed specifications, dimensions, and material ratings. Search for flange types and sizes.
志勇 杨
Identify stones, minerals, and crystals with photos
Identify rocks, crystals, and minerals by uploading or taking a photo. View detailed information about the specimen's identity and geological background. Learn about properties, formation, and significance of each identified item.
Thomas Moore
Devonian rocks database and map
The app provides a database of Devonian rocks with over 5000 records. It includes an interactive global map to display selected rock data, which can be narrowed by age.
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