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Dog Breeds as Separate Species: Observing Evolution
in area: Commentary
Scientific American published a tongue-in-cheek piece advocating a reclassification of dog breeds into different species of dog. The author has a point: If a species is defined as a reproductively i...
Think Like a Scientist: Are Boys and Girls Different?
in area: Commentary
The Difference Between Men and Women (Not) Time magazine just published an article whose headline crowed, "Why Girls Have BFFs and Boys Hang Out in Packs." The article opens by mentioning the debate ...
Genetic Engineering Breakthrough: Building a Genome from Scratch
in area: In the News
Scientists have succeeded in building an organism's entire genome from scratch—without using existing DNA as a mechanical template. The journal Science published a paper August 20 in its online ...
Gardasil Pros and Cons: Is Gardasil Safe?
in area: Features
  Find out the truth about the Gardasil human papillomavirus vaccine.  This article is free from influence from drug marketers or anti-vaccine activists, and is based on the most recen...
Vatican Holds Astrobiology Conference: Are There Extraterrestrials?
in area: In the News
A six-day scientific conference to discuss astrobiology—the science of life beyond Earth, so-far hypothetical—concluded at the Vatican Observatory yesterday (Nov. 11). Read the story ...
On the Origin of Species: 150 Year Anniversary
in area: In the News
Today is the 150th anniversary of the publication of Charles Darwin's world-shaking opus, On the Origin of Species, which introduced the concept of natural selection to science. Evolution had long be...
We Are Small
in area: Features
How do you illustrate the size difference between the Earth and, say, the Sun? Or the sun and the largest known star, VY Canis Majoris? These differences are so large that they are described in order...
The Obama Budget, NASA, and the Future of the Space Program
in area: In the News
For the past 35 years, humans have visited only the bare edge of space. Since the Apollo missions ended in 1975, NASA has sent astronauts only to low-earth orbit, with Space Shuttle missions and trips...
What Color Were Dinosaurs? Now Fossils Have the Answer
in area: Features
What color were the dinosaurs? Schoolchildren have long been taught that the answer is something we can never know. Color pigments, after all, don't fossilize—or so it was thought. New dinosaur...
LHC Fires Up Record High-Energy Particle Beams
in area: In the News
Yesterday, the Large Hadron Collider (LHC), located under the border between France and Switzerland, set a record when it circulated its two high-energy particle beams at their maximum energy for the ...