News tagged with ancestral homeland
Study looks at early Navajo use of smoke signals
Other Sciences / Archaeology & Fossils
May 16, 2009 |
5 / 5 (1) |
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(AP) -- Archaeologists and volunteers armed with special flares will fan out over part of the Four Corners region on Saturday to study how early Navajos could have used smoke signals to warn against invaders.
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Officials warned about fake DHS intel e-mails
Aug 24, 2009 |
3.5 / 5 (2) |
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(AP) -- Some e-mails purporting to be from the Homeland Security Department's intelligence division were fake and contained malicious software.
Reverse evolution in real-time
Biology /
Jan 11, 2009 |
4.5 / 5 (8) |
3
Evolutionary biology tells us that replaying life's tape will not not look at all like the original. The outcome of evolution is contingent on everything that came before. Now, scientists at the Instituto Gulbenkian de Ciencia ...
Cyber criminals targeting small businesses
Sep 14, 2009 |
3 / 5 (1) |
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(AP) -- Cyber criminals are increasingly targeting small and medium-sized businesses that don't have the resources to keep updating their computer security, according to federal authorities.
'New arms race' taking shape in cyberspace: Van Loan
May 27, 2009 |
1.7 / 5 (3) |
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A "new arms race" is taking shape in cyberspace, Canada's security czar said Wednesday, lamenting ever bolder and more sophisticated attacks on government websites by Russia, China and others.
Native Americans descended from a single ancestral group, DNA study confirms
Apr 29, 2009 |
4.6 / 5 (16) |
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For two decades, researchers have been using a growing volume of genetic data to debate whether ancestors of Native Americans emigrated to the New World in one wave or successive waves, or from one ancestral ...
Spit, anyone?
Apr 14, 2009 |
4.3 / 5 (3) |
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Mark Nicas has given some of his best years to spittle. He builds models - the mathematical kind - of how someone else's slobber ends up on you. The size of the particles, whether they come out in a dry co ...
Ratchet-like genetic mutations make evolution irreversible
Sep 23, 2009 |
4 / 5 (6) |
8
(PhysOrg.com) -- A University of Oregon research team has found that evolution can never go backwards, because the paths to the genes once present in our ancestors are forever blocked. The findings -- the ...
Tunnel vision: Border Patrol agents to spot tunnels with advanced ground-penetrating radar
Jun 29, 2009 |
3.5 / 5 (2) |
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Criminals of all kinds are digging tunnels along the U.S. border at a fast and furious pace. Of every tunnel ever discovered by U.S. border patrol agents, 60 percent have been found in the last three years. ...
US electricity grid hit by cyber attacks: report
Apr 08, 2009 |
4.5 / 5 (8) |
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Chinese and Russian cyber-spies have hacked into the US electricity grid and inserted programs that could be used to disrupt the system, a report said Wednesday.
Ka-Boom! The sequel
Apr 29, 2009 |
3 / 5 (2) |
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When two camera prototypes were tested in a bombing last month aboard a mass transit bus, not only was the Transportation Security Administration interested, so were the cities of New York, Washington, Chicago, ...
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