Feature
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Paleontology
Amphibious Ancestors
Newly discovered fossils from Greenland, as well as a reexamination of those of previously known creatures, are providing researchers with additional insights into ancient vertebrates' move from water to land.
By Sid Perkins -
Growing Up Online
New studies probe some of the many ways, both good and bad, that children and teenagers use the Internet and adapt to online communication.
By Bruce Bower -
Chemistry
Gritty Clues
Archaeologists are tying chemical signatures found in the soil to past human activity.
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Math
Springfield Theory
Over many years, the popular animated TV series The Simpsons has included numerous references to mathematics on the show.
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Health & Medicine
Blood, Iron, and Gray Hair
Recent findings show that anemia is exceedingly common in elderly people and link the condition to severe health problems, including accelerated physical and mental decline and a shorter life span.
By Ben Harder -
Tech
Quantum-Dot Leap
Multiple electrons from photons in quantum dots could be a boon to solar cells and other technologies.
By Peter Weiss -
Light Impacts
Depending on when it's encountered, blue light can be more effective than other hues (or even white light) at waking people, setting their biological clocks, and maximizing visual acuity.
By Janet Raloff -
Violent Developments
New research has identified a spectrum of interacting elements that contribute to impulsive violence in young people.
By Bruce Bower -
Tech
Illuminating Changes
Indoor lighting is undergoing a dramatic metamorphosis toward energy-conserving systems that rely on solid-state technologies.
By Janet Raloff -
Health & Medicine
Now Hear This
Genetics research, work with stem cells, and studies of the inner ear's delicate architecture suggest that it might be possible to restore cells pivotal to hearing.
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Plants
Nectar: The First Soft Drink
Plants have long competed with one another to lure animals in for a sip of their sweet formulations.
By Susan Milius -
Health & Medicine
Predicting Parkinson’s
Scientists are searching for ways to detect the earliest signs in the brain of Parkinson's disease.
By Science News