science Life and Energy The sources explore the concepts of energy, work, heat, and motion, examining their measurement and the laws of thermodynamics, particularly in the context of distinguishing between living and non-living entities.
Math Realm of Algebra Algebra is presented as an extension of arithmetic using symbols for unknowns to solve equations through operations like transposition and factoring, covering various degrees of equations and their solutions.
Words from the Myths The sources explore Greek myths, their enduring influence on language and culture, and recount tales of gods, heroes, and related mythological concepts.
science The Double Planet This book, "A Double Planet? Pluto and Charon", examines Pluto and its moon Charon, exploring their origins, possible double planet status, Pluto's orbit, and the "Pluto Fast Flyby" mission.
Robotics The Bicentennial Man Andrew, a robot with emotions and creativity, yearns to be human, earning freedom and undergoing operations to become organic, finally achieving legal human status and choosing mortality before his bicentenary.
science The Solar System and Back Isaac Asimov's "The Solar System and Back" explores the fascinating nature of our solar system through exploratory flights. It delves into the wonders of space.
science Breakthroughs in Science This book presents the exciting stories of 29 pioneers of science and their groundbreaking discoveries, showcasing their human drama and pursuit of understanding nature across centuries.
science Realm of Measure The sources detail the historical development of various measurement systems for length, weight, volume, time, and other quantities, highlighting different units and their relationships.
Fiction A Whiff of Death Professor Brade investigates his student's cyanide death, uncovering faked research and his mentor Cap Anson as the killer, while also facing job insecurity.
chemistry The World of Nitrogen Isaac Asimov's "The World of Nitrogen" explores nitrogen-containing organic compounds, including explosives, vitamins, dyes, and antibiotics. It builds upon his "World of Carbon" to describe a wider range of organic chemistry.
science The Clock We Live On The Clock We Live On by Isaac Asimov explores the historical development of timekeeping, from early reliance on the sun and moon to modern precise measurements, and the evolution of calendars and time zones.
Fiction Nine Tomorrows The excerpts from "Nine Tomorrows" present diverse futuristic scenarios exploring themes of learning, technology's impact, human interactions, and existential questions, often with surprising twists.