Cranky Mallow on plutonium Marc Abrahams 20 years ago Physicist Jeffry Mallow, of Loyola University Chicago, sent us a crank(y) letter about Pluto and plutonium. (To read it, click on the link). Share this: Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn Share on Mastodon (Opens in new window) Mastodon Share on Bluesky (Opens in new window) Bluesky