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".
The National Commission on Terrorist Attacks Upon the United States, also known as the 9-11 Commission, was created by congressional legislation and the signature of President George W. Bush in late 2002. This independent, bipartisan commission had the task of producing a full and complete account of the circumstances surrounding the attack, including preparedness and immediate response, and providing recommendations designed to guard against future attacks.
"Absolutely Outstanding Historical Document"
Shari S. Bassuk, an epidemiologist at Brigham and Women’s Hospital, Timothy S. Church, a professor at the Pennington Biomedical Research Center at Louisiana State University, and JoAnn E. Mason, chief of the division of preventive medicine at Brigham and Women’s Hospital, explain why being active is good for many reasons beyond the old familiar ones.
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.
First 100 days are critical period for microbe exposure.
Turn to Science News for the latest coverage of biology, astronomy, the physical sciences, behavioral sciences, math and computers, chemistry, and earth science. This 75-year-old publication is known for its sharp writing and up-to-date coverage of the latest scientific research. Since its debut in 1922, Science News has been committed to providing reports on scientific and technical developments that the layman would find interesting and easy to digest.
Self-control is not just a puritanical virtue. It is a key psychological trait that breeds success at work and play - and in overcoming life’s hardships.
In this issue: "2016 World Changing Ideas": 10 big advances with the potential to solve problems and improve life for all of us. "Solar System Smashup": Our neighborhood of planets was not created slowly, as scientists once thought, but in a speedy blur of high-energy crashes, destruction and rebuilding. "HIV's Achilles Heel": Investigators hope that a three-part protein that mimics a key part of HIV particularly well could lead to a long-awaited vaccine.
Video games could transform education.
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.
The mysterious origins of our cognitive abilities are becoming clearer because of new insights. This article was published in the September 2009 edition of Scientific American.
DNA analysis shows Yersinia pestis strains infected people long before Black Death.
Biologists have solved the mystery of one of our most misunderstood, poorly recognized, and inadequately treated medical disorders. This article was published in the August 2008 edition of Scientific American.
A new understanding of how the brain generates pleasure could lead to better treatment of addiction and depression - and even to a new science of happiness.
"Interesting; narration is not fantastic."
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.
The accuracy of carbon dating may soon be a thing of the past.
Graphene subs for metamaterials to elicit backward bending.
This edition of Scientific American Mind contains six articles. You will hear about exciting new advances in the early detection of autism, how people can be trained to recover their lost sense of smell, the special language skills that set humans apart from their fellow animals, and how the body speaks.
"So who is really in charge of the "Real World" ??"
In this issue: "Mind of the Meditator": Neuroscience has demonstrated that meditation has tangible and significant benefits for both body and mind. "Pluto and Beyond": Spacecraft will get an up-close look at comets, asteroids, and dwarf planets from the distant Kuiper belt. "Virus Therapy for Cancer": How viruses could be used to treat cancer. "Impossible Flight": Two young engineers proved that a human-powered helicopter could fly.