aging

Max, born with the body of a very old man, finds his physical body growing younger as his mind grows older, giving him multiple chances to win the heart of Alice, the neighbor girl he fell in love with as a child, and who fails to recognize him as they meet again and again throughout their lives.

In a world in which power is held by the rich and elderly, ninety-four-year-old Mia Ziemann risks everything--including her life--to return to her youth through medical means and find the freedom and passion she has never had.

Cartoon illustrations and text provide information about extending human life, discussing killer diseases and how to prevent them, ways to avoid stress and stay healthy, beneficial foods, the lifespans of different animals, what the study of worms reveals about longevity, and cloning. Includes experiments.

Presents Natalie Babbitt's novel in which a family that has stumbled upon the fountain of youth and found that its powers are not necessarily a blessing is alarmed when a young girl and a fortune-seeking man learn their secret; and includes ten myths, legends, short stories, and poems that share the work's themes.

Describes the basics of animal and human reproduction, including asexual reproduction, mating rituals, and in vitro fertilization.

Old age explains to youth some of the thoughts and feelings, advantages and disadvantages that accompany being old.

When a terrible plague takes over the faerie realm and causes its inhabitants to age unnaturally quickly, Henry and Blue must find a cure in order to save the realm.

Private William Mandella, drafted into an elite military unit to fight the alien Taurans, finds it difficult to adjust to life on Earth after he returns to find the world has aged nearly thirty years compared to his own one.

Explains that age is indicated in terms of numbers and determined by counting; then shows that age is measured in time periods, generations, and life spans.

Explores the life and death of humans, animals, and plants, and advances in medical science which may increase longevity.