Boundary

DINOSAURS AND DEEP SPACE MISSIONS The find was made by a teenager. It was a “lunny fossil" no one had seen before out in the middle of the Montana badlands. And right in the middle of controversy: the strangely shaped fossil could help explain one of the greatest mysteries of Earth's past, the great die-off at the KT boundary. It warranted a big dig, one that could lead to the mother lode, and professional immortality. But what Dr. Helen Sutter didn't realize was that it would take her all the way to Mars. ... ► [Boundary is] engaging . . . lighthearted . . . [this] adventure of discovery and exploration unfolds in intriguing and surprising ways . . . puzzles in linguistics, biology, physics, and evolution further the story, as well as wacky humor, academic rivalries, and even some sweet romances. ◄ School Library Journal * Cover art by Kurt Miller First published in 2006 by Baen Publishing Enterprises