Megan Harder – författare

Rovers traverse parts of space that people can''t easily get to. While they explore they use special tools, take samples, and search for signs of life. Readers will love learning about these space machines, from their history to their current missions and where they might go in the future.

Astronauts live and study on space stations as they orbit Earth. What are space stations? How do they help scientists learn about Earth and space? Learn about early space stations, how the International Space Station got its start, and what space stations might be used for in the future.

Rovers traverse parts of space that people can''t easily get to. While they explore they use special tools, take samples, and search for signs of life. Readers will love learning about these space machines, from their history to their current missions and where they might go in the future.

Astronauts live and study on space stations as they orbit Earth. What are space stations? How do they help scientists learn about Earth and space? Learn about early space stations, how the International Space Station got its start, and what space stations might be used for in the future.

Disappearances and other strange phenomena in the Bermuda Triangle have long inspired speculation.The Bermuda Triangle is a zone formed by connecting points at Florida, Puerto Rico, and Bermuda across the North Atlantic Ocean. From ghost ships to vanished aircraft, the zone has been blamed for dozens of mysterious disappearances. Many people chalk it up to natural causes like bad weather or human error. But others believe the spot might be home to things harder to explain. Could aliens or the lost city of Atlantis be hiding there? Dive into the history of the Bermuda Triangle, and find out more about what might have happened to the many vessels that disappeared there.

Disappearances and other strange phenomena in the Bermuda Triangle have long inspired speculation.The Bermuda Triangle is a zone formed by connecting points at Florida, Puerto Rico, and Bermuda across the North Atlantic Ocean. From ghost ships to vanished aircraft, the zone has been blamed for dozens of mysterious disappearances. Many people chalk it up to natural causes like bad weather or human error. But others believe the spot might be home to things harder to explain. Could aliens or the lost city of Atlantis be hiding there? Dive into the history of the Bermuda Triangle, and find out more about what might have happened to the many vessels that disappeared there.

Buried deep beneath the outskirts of the city, the London catacombs are known for being as beautiful as they are eerie.In the 1800s, seven garden cemeteries were built outside London. Called the Magnificent Seven, they each came with special vaults called catacombs. A wave of cholera had swept London, and the catacombs were supposed to help keep the city clean and safe. But could they have made people sick too? The catacombs closed over time. But from vandalism to vampires, the cemeteries and their catacombs continued to be a hot spot for theories. Dig deep underground to learn about the London catacombs, and find out more about their sickly past, mysterious present, and possible future return.