dysprosium and terbium—metals that make magnets function under extreme heat and stress. They’re indispensable in advanced defense, aerospace, and semiconductor systems. October 13, 2025

My Gold on the Seabed Submarine has on its Keel a downward focused Parabolic Mirror. October 12, 2025October 13, 2025

1849 Know-How Caused Me to Exist in 1947 October 12, 2025October 12, 2025

In Days of Old When Knights Were Bold October 12, 2025October 12, 2025

Expecting People to Bet Their Lives For No Pay is Not Reasonable. If They Put Their Lives on the Line, They Should At Least Be Paid. October 12, 2025

China’s newest restrictions on rare-earth materials would mark a nearly unprecedented export control that stands to disrupt the global economy, giving Beijing more leverage in trade negotiations. October 12, 2025

Rare Earths are Actually Common, but their Extraction is Hard and Costly and Hazardous October 12, 2025October 12, 2025

Life Requires Facing the Slings and Arrows of Outrageous Fortune. None ever did it Better than Emily Noether October 12, 2025

The Tesla Tiny House is Better than Mine But 25 Years Later October 12, 2025

Learn Photon-DSP October 11, 2025