"To stop the world from burning, it's up to Sigma Force to uncover a secret buried at the heart of our planet. The Titan Project-an international research station off the coast of Australia-discovers a thriving zone of life in an otherwise dead sea. The area teems with a strange bioluminescent coral that defies science, yet holds great promise for the future. But the loss of a military submarine in the area triggers a brutal attack and sets in motion...

Professor Arronax and his two companions, trapped aboard a fantastic submarine as prisoners of the deranged Captain Nemo, come face to face with exotic ocean creatures and strange sights hidden from the world above.

A discovery by submersible designer Hannah Bryson suggests a possible cause of mythical Atlantis's mysterious demise that has potentially cataclysmic consequences for the modern world.

"Unravel the mysteries of an extraordinary underwater world in this official Minecraft novel! When three kids discover a mystery in an abandoned Minecraft server, they must race against the clock to uncover its secrets. When three teenagers--Jake Thomas, Emily Quesada, and Thanh Vuong--are forced to clean up and sort through the items in their beloved community center before a developer demolishes the building, they discover an odd Minecraft server...

In this story inspired by Jules Verne's "20,000 Leagues Under the Sea," Ana Dakkar, a freshman at Harding-Pencroft Academy, a five-year high school that graduates the best marine scientists, naval warriors, navigators, and underwater explorers in the world, makes astounding discoveries about her heritage and puts her leadership skills to the test against deadly enemies from a rival school.

East Antarctica: The coldest, most desolate location on Earth. Two-and-a-half miles below the ice cap is Vostok, a six thousand square mile liquid lake, over a thousand feet deep, left untouched for more than 15 million years. Now, marine biologist Zachary Wallace and two other scientists aboard a submersible tethered to a laser will journey 13,000 feet beneath the ice into this unexplored realm to discover Mesozoic life forms long believed extinct...

"In the third and final installment of this action-packed middle grade series, a twelve-year-old descendant of Jules Verne's famous antihero must face down giant sea serpents and solve a centuries old mystery, armed only with his wits, his friends, and his Nemotech submarine"--