The SciencesOctober 26, 2009
What Galileo and Scientific American have in common: Honored Italian heritage
Galileo and the International Year of Astronomy
A look at the legacy of Galileo Galilei, 400 years after the Italian astronomer turned his spyglass toward the heavens
Space & PhysicsOctober 21, 2009
Galileo's Contradiction: The Astronomer Who Riled the Inquisition Fathered 2 Nuns
A Q&A with author Dava Sobel
Space & PhysicsOctober 20, 2009
An Astronomer's Astronomer: Kepler's Revolutionary Achievements in 1609 Rival Galileo's
The International Year of Astronomy marks the 400th anniversary of German astronomer Johannes Kepler's breakthroughs as well as those of his better-known Italian contemporary
The SciencesOctober 5, 2009
17th-century Brueghel paintings trace the early, mysterious history of the telescope
The SciencesAugust 26, 2009
400 years ago, Galileo's telescope was ready for prime time
Space & PhysicsJuly 14, 2009
10 Telescopes That Changed Our View of the Universe [Slide Show]
Historic telescopes through the ages, from Galileo to the 21st century
Space & PhysicsJune 1, 2009
Inspirations in Space and Closer to Home
Astronomers are finding new planets; humanitarians are improving this one
Space & PhysicsApril 2, 2009
Heads up: 100 Hours of Astronomy celebration starts today
The SciencesApril 1, 2009
In Our Expanding Universe, Earth Is Nothing Special
We're an ordinary species on an ordinary planet. Or are we?
Space & PhysicsFebruary 24, 2009
Dome Big Dome: Giant Observatories Augur New Era of Cosmology
When a new generation of giant ground-based telescopes comes online in the next decade, human eyes will see what no one has seen before
Space & PhysicsFebruary 18, 2009
NASA and ESA headed back to Jupiter's moons
The SciencesJanuary 21, 2009
Was Galileo second fiddle--er, telescope--to Harriot?
January 14, 2009
From Astronomy to Zune
Scientific American astronomy expert George Musser discusses the recent meeting of the American Astronomical Society and SciAm.com's Larry Greenemeier reports on the Consumer Electronics Show. Plus, we'll test your knowledge about some recent science in the news
The SciencesJanuary 13, 2009
Astronomers retrace Galileo's discoveries with a replica of his 400-year-old telescope
The SciencesJuly 1, 2008
Sacred Science: Using Faith to Explain Anomalies in Physics
Can emergence break the spell of reductionism and put spirituality back into nature?