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Geotimes
March 2007
Margaret Putney
Peru's Ancient Solar Observatory A line of 2,300-year-old stone towers north of Lima, Peru, form the oldest known solar observatory in the Americas, a team of archaeologists has found. mark for My Articles similar articles
Geotimes
May 2007
Margaret Putney
Peru's Ancient Solar Observatory A line of 2,300-year-old stone towers north of Lima, Peru, known as the Thirteen Towers of Chankillo form what a team of archaeologists is saying is the oldest solar observatory in the Americas. mark for My Articles similar articles
Popular Mechanics
September 24, 2008
Andrew Moseman
Weaker Solar Wind Won't Slow Global Warming, May Threaten Astronauts If a spacecraft keeps chugging along for long enough, eventually it may find something startling. mark for My Articles similar articles
AskMen.com NASA Studying The Sun The most advanced solar observatory ever built rocketed into space Thursday on a five-year quest to shed light on Earth's star. mark for My Articles similar articles
The Motley Fool
January 3, 2008
Rich Smith
Clean Power With a Pinch of Salt A United Tech subsidiary plans to partner with a private equity shop to establish a new company whose aim is to store and conserve solar power. mark for My Articles similar articles
National Defense
February 2012
Dan Parsons
Catastrophic Solar Flare Scenario Touches Off Stormy Debate Energy from solar flares can harm electrical grids on Earth, but a new study says the sun probably won't plunge the United States into the Dark Ages, as some theorists have said. mark for My Articles similar articles
The Motley Fool
November 2, 2011
Travis Hoium
A Reflective Solar Revolution SunPower is still making all the right moves in solar. mark for My Articles similar articles
The Motley Fool
October 5, 2011
Travis Hoium
Oil and Solar Become Partners Chevron is testing concentrated solar energy to make its oil wells more efficient. mark for My Articles similar articles
The Motley Fool
April 22, 2008
Zoe Van Schyndel
Sunny Days for Your Green Portfolio There's a new ETF for those looking to cash in on sun power. mark for My Articles similar articles
Fast Company
April 2010
Damian Joseph
What's Next: Solar Flares In February, NASA launched a satellite to measure solar activity. The goal: to one day predict the solar system's weather. mark for My Articles similar articles
National Defense
November 2011
Dan Parsons
Solar Storms Could Plunge Nation into Darkness Researchers are racing to understand the effects its energy might have on the U.S power grids in hopes that potential cataclysm can be avoided. mark for My Articles similar articles
Science News
June 26, 2004
Tracking Solar Activity Part of the Student Observation Network, this NASA Web site offers information and activities related to solar flares and storms. mark for My Articles similar articles
Chemistry World
August 8, 2012
Laura Howes
Solar Cell Meets Sunflower Inspired by nature, a group at the University of Wisconsin-Madison developed a nanocomposite that twists and moves in direct response to the sun's light and warmth and used that to make a device that significantly increases the output of solar cells. mark for My Articles similar articles