Science & engineering

Read free Retrospect dossiers about science & engineering. Explore research summaries, original reading editions, and related resources.

• U.S. Oil, Gasoline and Diesel History

  U.S. energy history from 1970 through October 1, 2026: oil production, fuel prices, inflation, refining, presidential policy, and project status. Completed years are distinguished from partial-year data and forecasts.

• Power from the Mississippi River

  A conceptual Baton Rouge hydrokinetic project brief with design sketches, energy sizing, and a phased approach.

• Hydrokinetic Barge: Concept Sheet

  A companion engineering concept for a pilot barge module. Concept only; not a construction or permit package.