The goal is to design, manufacture, and test a prototype thruster capable of stable operation with Earth’s atmospheric gases (N₂/O₂ mixtures), achieving at least 50% electrical efficiency and a minimum specific impulse of 4200 s.
—
Prabhat Ranjan Mishra,
Interesting Engineering,
27 Mar. 2026
The move by the Environmental Protection Agency will allow retailers to sell less expensive formulations of gasoline, including mixtures that include 15% ethanol — known as E15 — that typically are not permitted during warmer months.
—
Brianne Pfannenstiel,
Des Moines Register,
25 Mar. 2026
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