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The Republican-Democratic debate over income tax rates and the size of government has been long on rhetoric but short on data. What does published research say about what different economic groups do with savings from income-tax cuts? Will the economy slow if Washington cancels tax cuts on millionaires and billionaires

By Ariel Schwartz By offering up their drugs for free to developing countries, drug companies hope to make inroads into new markets, and prevent a few diseases along the way. Intellectual property is crucial for pharmaceutical companies to survive; without it, their pricey blockbuster drugs can be replaced with cheap generics. And yet, big companies like AstraZeneca, Novartis, GlaxoSmithKline, Pfizer, Sanofi, and Merck are willingly putting some of their intellectual property information in a public database

Every few years, public officials and the news media perform a ritual form of " disestimation " when a population clock reaches a big milestone.

These new tech tools can improve the flow of your business operations, help you attract new customers or develop new loyalty programs, and directly impact your monthly sales. You might notice something different about the sales receipt at Burgerville, a chain of 39 burger shops in the Portland area. Using a technology developed by SmartReceipt (www.receipt.com), the chain shows customized nutrition information about your specific order, news and trivia, and marketing information.

New research seems to confirm hormonal basis for weight regain

A fungus known as Geomyces destructans is indeed responsible for the dusting of white across bat noses and wings that has wiped out entire populations of the flying mammals, new research shows. By purposefully infecting healthy bats with the fungus--and confirming that seemingly healthy "control" bats from the same population did not get sick from a prior but hidden fungal infection--microbiologist David Blehert of the U.S.

Any dieter knows that it's hard to keep off weight you've lost. Now a study finds that even a year after dieters shed a good chunk of weight quickly, their hormones were still insisting, "Eat! Eat! Eat!"

* Chile hit by a series of eruptions since 2008 * Chile has world's second most active volcanic chain [More]

Early detection of cancer is often a key factor in successful treatment. When it comes to lung cancer, however, all screening methods are not created equal.

Ed note: As Halloween rapidly approaches in the US, AiP will be exploring superstitions, beliefs, and the things that go bump in the night.

By Daniel Cressey of Nature magazine A collection of teeth from dinosaurs in the western U.S. [More]

Apple is, according to

After years of fumbling while reading the written word, Christian Boer, a graphic designer from the Netherlands, has developed a way to help tackle his dyslexia . The 30-year-old created a font called Dyslexie that has proved to decrease the number of errors made by dyslexics while reading. The font works by tweaking the appearance of certain letters of the alphabet that dyslexics commonly misconstrue, such as "d" and "b," to make them more recognizable.

China's second moon probe is parked at a stable spot in deep space, called a Lagrangian point, as part of a new mission to study the sun and Earth 's magnetic field.

Rats fed strawberry extract with alcohol had fewer ulcers, study showed