Presents a history of the Eiffel Tower, discussing the public controversy the tower sparked, the designer Alexandre-Gustave Eiffel, and the technological challenges faced in constructing the tower.
Examines the challenges faced by designers and builders of medieval castles, discussing how they were used, notable structures, and defending the castles from invaders.
Describes the popularity of body piercing and tattooing, including information on motivations and influences, extreme forms of body art, and the long-term implications of permanent body modification.
Discusses the origins and construction of Roman roads and aqueducts, services and amenities along the roads, public water supplies, and what remains of Roman systems today.
Offers descriptions, relevant facts, opinions, and advice on careers in aviation and aerospace, with educational requirements, salary ranges, required skills, and employment prospects for several jobs
Discusses issues regarding the right to privacy and the impact of the internet, including information on identity theft, cyberbullying, secret data collection, hacking, and security breaches.
Offers descriptions, relevant facts, opinions, and advice on careers in architecture and construction, with educational requirements, salary ranges, required skills, and employment prospects for sever
The majority of Americans believe the current immigration system is in need of reform but there is little agreement on which parts need fixing and how best to fix them. Through objective overviews, p
There are thousands of genetic disorders, all defined as conditions in which an individual's genetic makeup has been altered in some way. Through objective overviews, primary sources, and full-color
Leukemia is a cancer of the blood that is characterized by an overproduction of abnormal white blood cells. Through objective overviews, primary sources, and full-color illustrations this title exami
Post-traumatic stress disorder is a severe mental illness that affects 8 percent of Americans and as many as 14 percent of soldiers returning from Iraq and Afghanistan. Through objective overviews, p
