Monday, February 13, 2017

EarthSky News - Feb 13 - Magnetic Pole Reversal Ahead?

February 13
Magnetic Pole Reversal Ahead?
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Magnetic pole reversal ahead?

What's magnetic north would become magnetic south. Is Earth headed to a pole reversal? A look at the archaeological record in southern Africa provides clues.

Hints of a quiet, stray black hole  

Theoretical studies predict 100 million to 1 billion black holes in our Milky Way galaxy. So far, astronomers have found about 60. A serendipitous discovery could lead to finding more.

After dark … Look for the zodiacal light

From the Northern Hemisphere, look for a hazy pyramid of light extending up from the sunset point. Southern Hemisphere? Look before dawn!

Sky solution to help endangered species

An astrophysicist and an ecologist are combining their expertise using drones, thermal cameras and the techniques used to analyse objects in space in order to help endangered species.
Less than 100 EarthSky Lunar Calendars left in stock!

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Track in Antarctic ice

Galen Halverson of McGill University captured this photo from the deck of the research ship Nathaniel B. Palmer, in Antarctica's Weddell Sea.

Zodiacal light is a glowing pyramid after dark

If you're driving on a highway in a dark location, it might look like the lights of a town just over the horizon. It's really sunlight reflecting off dust grains in the space of our solar system. Photo by Maureen Allen in Florida.
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