Maintaining U.S. Leadership in Aeronautics: Breakthrough Technologies to Meet Future Air and Space Transportation Needs and Goals

A Brief History Of Time: From Big Bang To Black Holes

Stepping-Stones to the Future of Space Exploration: A Workshop Report

A Universe from Nothing: Why There Is Something Rather than Nothing

Review and Evaluation of Alternative Technologies for Demilitarization of Assembled Chemical Weapons

Seven Brief Lessons on Physics

The Knowledge: How to Rebuild our World from Scratch

Forging the Future of Space Science: The Next 50 Years

The Black Hole War: My Battle with Stephen Hawking to Make the World Safe for Quantum Mechanics

An Assessment of NASA's National Aviation Operations Monitoring Service

The Planets

Recapturing NASA's Aeronautics Flight Research Capabilities

NASA Aeronautics Research: An Assessment

Until the End of Time: Mind, Matter, and Our Search for Meaning in an Evolving Universe

Aviation Weather Services: A Call For Federal Leadership and Action

Psychedelic Apes: From parallel universes to atomic dinosaurs – the weirdest theories of science and history

Transformation in the Air: A Review of the FAA's Certification Research Plan

Existential Physics: A Scientist's Guide to Life's Biggest Questions

Limiting Future Collision Risk to Spacecraft: An Assessment of NASA's Meteoroid and Orbital Debris Programs

Welcome to the Universe: An Astrophysical Tour