Red Sways Men

It may be that red is the color of Valentine’s Day because hearts are red. Or there may be more to it than that. Psychology researchers have found that the color red makes women more attractive to males.

Corn Ethanol Worse Than Gasoline, But Biomass OK

New research shows corn ethanol is more harmful to human health and the environment, while biofuels from non-food sources are less harmful to people and the planet.

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Insulin For Alzheimer’s Disease

Image courtesy: Marcelo Vieira, Federal University of Rio de Janeiro

New research published today says that insulin, the hormone used to treat diabetes, might some day be useful for treating or preventing Alzheimer’s disease.

Irreversible Warming

A just published report on the future of global warming is showing that unless the output of carbon dioxide is curbed soon, the severe consequences of global warming will be essentially irreversible.

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Orange Footprints

Pepsico, owner of Tropicana brand orange juice, wanted to find out the carbon footprint of a carton of orange juice.

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Undoing Depression

You can train dogs to bark or sit. But what about training mice to grow new brain cells? A Nobel Prize winning scientist has done that, and he says it could lead to new ways to treat depression in people.

The Serenade of the Sterile Mosquito

A new study from Cornell University has introduced new information about the mating “song” of mosquitoes that could help scientists engineer—you guessed it—sexier mosquitoes!

Food and Global Warming

Half the world’s population could be facing a food crisis by the end of the century due to global warming. That’s the grim assessment of scientists who looked at projections of global warming’s impact on the average temperatures during the growing season.

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Pink Iguana Discovered in Galapagos; “Doh!” says Darwin

Image courtesy of PNAS/Gabrielle Gentile

One-hundred fifty years after Charles Darwin published On The Origin of Species—the book that laid out his theory of natural selection as a means of evolution—scientists are hailing the evolutionary significance of a creature that Darwin missed during his time in the Galápagos Islands: the pink iguana.

Mars Rover Anniversary 2009

It’s the fifth anniversary of NASA’s rover mission to Mars, but “Spirit” and “Opportunity” were only supposed to last three months. As the twin rovers emerge intact from yet another Martian winter, lead scientist Steve Squyres reflects on the incredible milestone, and the future.


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