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The worst maritime disaster in American history wasn’t the Titanic. It was the steamboat Sultana on the Mississippi River — and it could have been prevented.In 1865, the Civil War was wind

This companion to Earth Verse: Haiku from the Ground Up soars into space with a perfect fusion of poetry and science, accompanied by breathtaking illustrations.one minuscule speckgrows into the universea mind-boggling birthThis stunning meeting of poetic form and luminous artwork transports us out of the bounds of Earth, past a lunar eclipse, beyond the orbiting planets, and into glowing galaxies and twinkling constellations. Sally M. Walker uses her award-winning skill as a writer of nonfiction to explore space through clever haiku, accompanied by narrative explanations of wonders that are out of this world. Illustrator Matthew Trueman imagines the explosive Big Bang and awe-inspiring meteor showers in spectacular views that no telescope could offer. Comprehensive, well-researched back matter further explores such topics as constellations and astronomers, the birth of the universe, stars, the solar system, moons and eclipses, asteroids, meteors, and comets, as well as a glossary of te

The Mason-Dixon Line’s history, replete with property disputes, persecution, and ideological conflicts, traverses our country’s history from its founding to today. We live in a world of boundaries — g

The award-winning author of Secrets of a Civil War Submarine traces the history of the Mason-Dixon Line as reflected by family feuds, exploration, scientific advancement and the cultural conflicts bet