Last week, researchers announced that they had been able to place, for the first time, original colors on a dinosaur—painting in striking stripes on Sinosauropteryx 's tail based on new evidence of pigment particles.
When Olympic medals and multi-million-dollar contracts are at stake, athletes and coaches have been known to resort to drastic measures to strike gold.
The Celsius scale is an elegant, simple system of measurement: water freezes at 0 degree Celsius and boils at 100 degrees C. (The actual definition of the scale is a bit more complex, involving the so-called triple point of water, but that's the general idea.) But chefs at high altitudes know that the simplicity of Celsius doesn't always hold—the higher your kitchen, the lower the boiling point of water.
The predictable swimming sperm featured in health class videos are rather uncharacteristic portraits of the life of these sex cells.
Spermatozoa actually spend most of their time resting up in the male reproductive tract so they can make a dash to the egg once the opportunity arises.
The most common cause of death of U.S. infants before their first birthday is the nebulous complication known as sudden infant death syndrome (or SIDS), according to the Mayo Clinic.
Less than a pretty face: Brain scans show how a disorder leads individuals to perceive themselves as ugly
Despite living in a culture obsessed with physical flawlessness, most people in the U.S. have a relatively realistic perception of their own form and face—blemishes, bulges and all.
The bulk of the world's nations ignored a January 31 deadline to submit action plans to combat climate change under the terms of the Copenhagen Accord (pdf).
Got an idea for a better tomorrow? Enter it into our video contest. Continuing the theme of Scientific American 's December 2009 cover story, “World Changing Ideas,” which highlighted the power of science and technology to improve the world around us, we are encouraging readers to submit video entries about innovative ways to build cleaner, healthier, smarter ways of life.
President Barack Obama is expected to deliver his budget request for fiscal year 2011 on February 1, but to hear many commentators tell it, the sky has already fallen on NASA.
NEW YORK—Back in May 2009 two of the most iconic entities in space science and exploration came together—literally—in the final scheduled servicing mission of the space shuttle to the Hubble Space Telescope.
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