In this issue: "The Exercise Paradox": Studies of how the human engine burns calories help to explain why physical activity does little to control weight. "Pop Goes the Universe": The latest astrophysical measurements, combined with theoretical problems, cast doubt on the long-cherished inflationary theory of the early cosmos and suggest we need new ideas. "High-Flying Microbes": Aerial drones and chaos theory help researchers explore the many ways that microorganisms spread havoc around the world. "Deep-Space Deal Breaker".
In this issue: "A Rare Success against Alzheimer's": A gold-standard clinical trial provides evidence that diet, exercise and an active social life can help prevent cognitive decline. "How to Swallow a Sun": New techniques reveal how supermassive black holes shred entire stars. "Transformers": By reprogramming DNA inside harmful microbes, biologists are turning them into patient-saving drugs. "Evolution at the Limits": Studies of fishes that inhabit toxic sulfide springs reveal mechanisms of natural selection.
This edition includes six fascinating articles. You'll learn the secrets of effective leadership and hear how language influences our choices - from foods we eat to the laws we support. Also, discover how experts are finding out how acts of violence in schools can be predicted. Then, find out how the brain balances social concerns with economic decisions. Next, learn about the two to three percent of the population that can't recognize faces. Finally, hear why students are dropping out of college.
This edition of Scientific American Mind contains seven articles. The cover story deals with synesthesia, when senses blend together in the brain. Also in this issue: thrill seeking, intelligence drugs, power trips, first impressions, the winter blues and lastly better work through relaxation.
In this issue: "Near-Light-Speed Mission to Alpha Centauri": A billionaire-funded plan aims to send a probe to another star. "Cancer Killers": Some advanced cancers can now be successfully treated by synthetic immune cells that are more powerful and longer-lasting than any found in the body. "Brain Trust": Poverty may affect the size, shape and functioning of a young child's brain. Would a cash stipend to parents help prevent harm? "Am I Human?": Researchers need new ways to distinguish artificial intelligence from the natural kind.
You'll hear how research is revealing a hidden complexity to the simple act of kissing.You'll find out how our perception of time varies by situation.You'll learn how, in the past three generations, increasing numbers of Americans have been prescribed antidepressants - and no other mental health care. You'll discover how specific genes are being found to contribute to human personality traits, like anxiety, curiosity, and impulsive violence. And you'll learn about therapy for postpartum depression, which weakens the developing bonds between mother and child.
In this issue: "Lab-Built Brains": Scientists copy nature's most complex organ in the hope of solving the mysteries of brain disorders, from autism to Alzheimer's. "Tangled Up in Spacetime": The collaborative project "It from Qubit" is investigating whether space and time sprang from the quantum entanglement of tiny bits of information. "Heart Therapy": Harnessing the organ's own healing properties may help prevent heart attacks and lessen the painful effects of severely narrowed coronary arteries.
In the cover story, "The Teen Brain: Hard at Work. No... Really!", science reveals the ongoing changes underlying adolescent behavior. Next, you'll hear how researchers are achieving amazing results treating severely depressed patients by implanting an electrode in the brain. Then, you'll get some insights into why some people turn violent, and why some faint at the sight of blood.
From the pages of Scientific American magazine: "The Science of Persuasion" reveals how sales people and politicians, as well as friends and family, get others to agree to what they want.
"Direct and to the point"
Identifying genetic influences on vulnerability to alcohol addiction can lead to more targeted treatments and help those at risk to make informed choices about their lives. Learn more in this article, "Seeking the Connections: Alcoholism and Our Genes", from the April 2007 edition of Scientific American.
In this issue: "How Homo sapiens Became the Ultimate Invasive Species": Many human species have inhabited Earth. But ours is the only one that colonized the entire planet. A new hypothesis explains why. "In Search of Alien Jupiters": Two rival teams of astronomers are racing to capture unprecedented images of giant planets around other stars. What they find could change the future of planet hunting. "Hidden Hearing Loss from Everyday Noise": Jackhammers, concerts and other common noisemakers may cause irreparable damage to our ears in unexpected ways. "Researchers Find That Frequent Tests Can Boost Learning": Too often school assessments heighten anxiety and hinder learning. New research shows how to reverse the trend.
This edition of Scientific American Mind contains six fascinating articles, on topics such as why some people hear voices, what causes migraine headaches, why only humans cry, the possible uses of medicine for mental fatigue, and increased usage of brain scans.
"Best of this series so far..."
In this issue: "Mystery Human": An astonishing trove of fossils has scientists, and the media, in a tizzy over our origins. "The Puzzle of Dark Energy": Why is the expansion of the universe accelerating? After two decades of study, the answer is as mysterious as ever, but the questions have become clearer. "Brain Drain": An internal plumbing system rids the brain of toxic wastes. Sleep is when this cleanup ritual occurs. "Syria's Climate Refugees": Farmers who have escaped the embattled nation explain how drought and government abuse have driven social violence.
It goes without saying that building a time machine wouldn't be easy. But according to author Paul Davies, it might actually be possible.
This edition of Scientific American Mind contains seven fascinating articles. First, discover the science behind your gut instinct. You'll also learn how antidepressants designed for adults may be altering the brains of children. You'll hear about a growing body of research that's showing how working in groups can systematically enhance performance. There's also news about the connection between abnormal sleep patterns and disease, and a report on the science of speech.
There is an ambitious scheme in the works that would enable solar power to end U.S. dependence on foreign oil - as well as slash greenhouse gas emissions . Learn more in this article, "A Solar Grand Plan", from the January 2008 edition of Scientific American.
In this issue: "How Einstein Reinvented Reality": Albert Einstein created his most famous theory amid personal strife, political tension and a scientific rivalry that almost cost him the glory of his discovery. "Cleaning Up After Einstein": A new generation of physicists hope to succeed where Einstein failed. "A Brief History of Time Travel": We already have the means to skip ahead in time, but going backward is a different wormhole. "In the Cosmos": Einstein's assertion that God does not play dice with the universe has been misinterpreted.
We track these cosmic phenomena through their births, lives, and fiery deaths. The first article tells us about the appearance of the very first stars in the universe. Then, we will learn about the early days in the life of a star, as we track it's progression from dust to giant flaming ball of gas. Also, contrary to conventional wisdom, scientists have discovered that stars can, and often do, collide with each other.
"Fantastic Cosmic Stuff Well Explained"
This edition of Scientific American Mind contains six articles. The cover story, "Natural Born Liars", examines why we lie and why we're so good at it. Also in this issue: why innocent people confess to crimes they didn't commit; an in-depth examination of what dreams are and why we have them; the very real therapeutic uses for hypnosis; how to improve your powers of recall; and is mental stress increasing your chances of a heart attack?
"Disturbing Feature Article"