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Posts by
Deborah Byrd
Epic northern lights on October 24, even in southerly latitudes
Many people - even in some southern states of the U.S. - saw a great display of northern lights over North America on the night of October 24.
October 25, 2011
Two-pronged path to sustainable world with 7 billion+ humans
How to make a sustainable world: Women empowered to make child-bearing decisions + humans overall using less energy and fewer resources. Read more.
October 25, 2011
Animation shows fires burning across Earth
NASA's new global fire animation shows something we rarely get to witness on such a grand scale - that change itself is a constant in our world.
October 24, 2011
Magnitude 7.2 earthquake strikes eastern Turkey
Eastern Turkey suffered a 7.2-magnitude earthquake today. Turkish officials are reporting "serious human and material loss," with 75 reported dead so far.
October 23, 2011
Planet-sized object has temp like Arizona summer day
The white dwarf WD 0806-661 has an orbiting brown dwarf companion - a planet-sized object - whose surface temperature is in a range comprehensible to us humans.
October 21, 2011
Near-Earth asteroid spotted by amateurs
In this post, learn about the first near-Earth asteroid by amateur astronomers. The amateurs spotted the asteroid - named 2011 SF108 - in September 2011
October 13, 2011
Canary Islands volcanic threat eases, officials say
There have been at least two confirmed eruptions of undersea volcanoes in Spain's Canary Islands this week, with more than 600 people evacuated.
October 13, 2011
First-ever Arctic ozone hole: How it formed, what it may mean
Scientists first observed an ozone hole over Antarctica in the mid-1980s. But in 2011 - for the first time - an ozone hole opened over the northern Arctic.
October 11, 2011
Uranus knocked sideways by series of small bumps?
Conventional wisdom said a single blow caused Uranus to lie sideways in the plane of the solar system. But maybe the cause was several small bumps instead.
October 10, 2011
October 2011 Draconid meteor shower a winner!
Despite a bright moon, many people saw a good display of meteors in the Draconid meteor shower. Good job Canadian astronomer, Paul Wiegert!
October 9, 2011
