| | | | | The week in physics: 8–12 December | | | | FYI science policy briefs | | New fusion office created in DOE restructuring; Department of Defense narrows R&D priorities; White House's Genesis Mission aims to boost science with AI | | Lindsay McKenzie | | | | From the vault: May 1991 Information is physical | | There are no unavoidable energy consumption requirements per step in a computer. Related analysis has provided insights into the measurement process and the communications channel, and has prompted speculations about the nature of physical laws. | | Rolf Landauer | | | | | | | | © 2025 American Institute of Physics. | Physics Today 1 Physics Ellipse College Park, MD 20740-3842 +1 301 209 3100 | | |
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