Research in Progress (RIP) https://rip.trb.org/ en-us Copyright © 2026. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Research in Progress (RIP) https://rip.trb.org/Images/PageHeader-wTitle-RIP.jpg https://rip.trb.org/ Advanced Sustainable Transportation Workforce Development Initiative in California’s Inland Empire https://rip.trb.org/View/2692313 Tue, 14 Apr 2026 12:12:50 GMT https://rip.trb.org/View/2692313 Rural Vehicle Markets and Consumer Affordability https://rip.trb.org/View/2691725 Sun, 12 Apr 2026 23:55:16 GMT https://rip.trb.org/View/2691725 Optimizing External Human-Machine Interfaces (eHMIs) Designs in Autonomous Vehicles to Improve Communication with Drivers and Bicyclists https://rip.trb.org/View/2691668 Sun, 12 Apr 2026 23:39:01 GMT https://rip.trb.org/View/2691668 Machine Vision Toolkit for Automated Fleet Composition Assessment and Reporting https://rip.trb.org/View/2691665 Sun, 12 Apr 2026 23:29:28 GMT https://rip.trb.org/View/2691665 Personal Vehicle Ownership and Operating Cost Calculator (Version 2.0) for Quantifying On-road Vehicle Operating Costs https://rip.trb.org/View/2691663 Sun, 12 Apr 2026 23:22:20 GMT https://rip.trb.org/View/2691663 Reducing empty miles of shared mobility on highway corridors https://rip.trb.org/View/2691661 Sun, 12 Apr 2026 23:16:30 GMT https://rip.trb.org/View/2691661 Evaluating User Acceptance and Effectiveness of Cognitive Measurements and Intervention for Shared Autonomy https://rip.trb.org/View/2690985 Thu, 09 Apr 2026 14:23:07 GMT https://rip.trb.org/View/2690985 Tribal & Rural Autonomous Vehicles for Efficiency, Livability and Safety (TRAVELS) https://rip.trb.org/View/2687129 Fri, 03 Apr 2026 16:46:14 GMT https://rip.trb.org/View/2687129 Naïve Subject Testing – Suite Emergency Passage Features https://rip.trb.org/View/2686617 Wed, 01 Apr 2026 10:17:47 GMT https://rip.trb.org/View/2686617 Successful Strategies in Providing Training Programs for State and Local Equipment Technicians https://rip.trb.org/View/2681233 Tue, 17 Mar 2026 15:03:19 GMT https://rip.trb.org/View/2681233 Innovative Approaches in Acquiring New or Replacement Fleet Equipment https://rip.trb.org/View/2681240 Tue, 17 Mar 2026 14:49:34 GMT https://rip.trb.org/View/2681240 Advanced Mobility Innovation Lab (AMIL) and Beyond https://rip.trb.org/View/2666833 Wed, 11 Mar 2026 15:46:44 GMT https://rip.trb.org/View/2666833 Advancing Rural Mobility through Innovative Charging Solutions https://rip.trb.org/View/2677557 Wed, 04 Mar 2026 13:49:50 GMT https://rip.trb.org/View/2677557 Unmanned Aerial System Automation Using Artificial Intelligence Tools https://rip.trb.org/View/2676010 Tue, 03 Mar 2026 16:49:52 GMT https://rip.trb.org/View/2676010 Routing Autonomous Trucks on Dedicated Lanes https://rip.trb.org/View/2676007 Tue, 03 Mar 2026 16:31:39 GMT https://rip.trb.org/View/2676007