The Transportation Technologies Office (TTO) supports research and development (R&D) to minimize sources of energy loss in vehicles, including: friction and wear in the power train, thermal (heat) loads, operation of auxiliary loads (air conditioning, heaters, refrigeration, etc.), and engine idling.

Transportation Technologies Office: Idle Reduction

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The Solar Energy Technologies Office Lab Call FY2025-27 funding program supports solar research and development projects that aim to fill gaps, introduce new areas of investigation, and address specific technological challenges.

NNSA announced the completion of Phase One of the Kansas City Non-Nuclear Expansion Transformation (KC NeXT). NNSA assumed property ownership ahead of schedule and on budget. Phase One includes a 700-seat classified office building.

Up to $150 million to advance cost effective and environmentally responsible processes to produce and refine critical minerals and materials here in the United States.

These Transportation Technologies Office annual reports highlight technology improvements and progress made towards reaching the subprogram's goals.

The DOE Safety and Health Program supports line management and contractors through the development and dissemination of policy, guidance, and technical expertise to assistance in implementation of the policies.