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Observations

Observations

Opinion, arguments & analyses from guest experts and from the editors of Scientific American

Baby Mice Born from Eggs Made from Stem Cells

Mouse pups from induced pluripotent stem cell-derived eggs; image courtesy of Katsuhiko Hayashi Stem cells have been coaxed into creating everything from liver cells to beating heart tissue.

October 4, 2012 — Katherine Harmon

Climate Change Could Delay Fall Foliage Colors [Video]

It’s that time again: time to take a hike and enjoy the splendid fall foliage. Or, if you live in a tourist town like I do, time to see “leaf peepers” driving their cars aimlessly throughout the countryside searching for a stand of incredibly red maples or golden oaks.

October 2, 2012 — Mark Fischetti

Internet Billionaire Ponies Up More Cash for Physics Prizes

Tech investor Yuri Milner, who shook the physics world two months ago by dishing out $27 million to the nine inaugural awardees of his Fundamental Physics Prize Foundation’s namesake award, has just sweetened the pot.Milner’s organization today announced the addition of a new award, the Physics Frontiers Prize, which will place three individuals in the running for the $3-million Fundamental Physics Prize and bestow $300,000 on those who do not win it.

October 1, 2012 — John Matson
How Would Fish Vote in the 2012 Election?

How Would Fish Vote in the 2012 Election?

This week’s look at the ScienceDebate answers provided by Gov. Mitt Romney and President Barack Obama focuses on their replies to a question about the health of our oceans and coastlines.

September 28, 2012 — Christine Gorman

Best Countries in Science: SA's Global Science Scorecard

"Global society operates as a network of creativity and innovation."--John Sexton, writing in Scientific American . In the October 2012 issue, we publish our Global Science Scorecard, a ranking of nations on how well they do science—not only on the quality and quantity of basic research but also on their ability to project that research into the real world, where it can affect people’s lives.The United States comes out on top, by a wide margin, followed by Germany, China, Japan, the U.K., France, Canada, South Korea, Italy and Spain.

September 28, 2012 — Fred Guterl

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