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TechThe flap on dragonfly flight
New experiments have revealed an aerodynamic trick that dragonflies use to fly efficiently — a trick that engineers could exploit to improve the energy efficiency of small aerial vehicles with a similar design.
By Sid Perkins -
LifeGood night, Sloth
First EEG of free-roaming animals finds less sleeping in the real world.
By Susan Milius -
Health & MedicineSharing valuable real estate
Human brains rewire when people lose a sense, but a new study of people who have regained vision shows that the rewired areas retain their old abilities.
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PlantsOne gene, many shapes
A single genetic change may lead to the notable diversity of leaves seen in Galapagos Island tomato plants.
By Tia Ghose -
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Health & MedicineDrugs: Still bad for you
Heavy cannabis smokers have increased blood levels of a protein linked to heart disease.
By Tia Ghose -
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Health & MedicineBOOK REVIEW | Microcosm: E. coli and the New Science of Life
Review by Elizabeth Quill.
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LifeBOOK LIST | Manipulative Monkeys: The Capuchins of Lomas Barbudal
Primatologists follow the social lives of these big-brained Costa Rican monkeys. Harvard Univ. Press, 2008 358 p. $45 MANIPULATIVE MONKEYS
By Science News -
MathBOOK LIST | Guesstimation: Solving the World’s Problems on the Back of a Cocktail Napkin
Learn to use simple arithmetic to approximate anything. Princeton Univ. Press, 2008, 300 p. $19.95 GUESSTIMATION
By Science News -
SpaceBOOK LIST | Newton: Ackroyd’s Brief Lives
The book promises a personal history of Isaac Newton. Ackroyd also wrote Shakespeare: The Biography and London: The Biography. Nan A. Talese, 2008 176 p. $21.95 NEWTON: ACKROYD’S BRIEF LIVES
By Science News -
PlantsBOOK LIST | Winter Trees
In this picture book, a child uses sight and touch to identify seven common trees, even after they’ve lost their leaves. Charlesbridge Publishing, 2008, 30 p. $15.95 WINTER TREES
By Science News