News tagged with precious stone
Getting the most out of gemstones
Jun 25, 2009 |
3 / 5 (1) |
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Emeralds, rubies and the like are referred to as colored gemstones by experts. They sparkle and shine with varying intensity, depending on the cut. A new machine can achieve the best possible cut and extract ...
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"What's happening?" Twitter wants to know
Nov 19, 2009 |
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Twitter used to ask "What are you doing?" No longer. The micro-blogging service now wants to know "What's happening?"
Riddle of the jade jewels reveals vast trade arena
Other Sciences / Archaeology & Fossils
Nov 21, 2007 |
4.8 / 5 (6) |
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Analysing the origins of jade used in ancient jewellery has revealed a trading arena that was active for more than 3,000 years and sprawled over 3,000km in Southeast Asia – possibly the largest such network discovered in ...
Twitter still seeking ways to cash in
Oct 14, 2009 |
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Micro-blogging pioneer Twitter is still looking for ways to make money despite taking much of the world by storm, co-founder Biz Stone said.
Twitter to scrap controversial suggested user list
Nov 16, 2009 |
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(AP) -- Social-media site Twitter plans to scrap its hand-picked list of "suggested users" to follow after controversy erupted over the selection of people on the list, a company executive said Monday.
Twitter to show whereabouts of tweeters
Aug 20, 2009 |
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Twitter is adding location to its globally popular microblogging service in a move that will let people see where "tweets" are coming from.
Scandinavians are descended from Stone Age immigrants
Sep 24, 2009 |
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(PhysOrg.com) -- Today's Scandinavians are not descended from the people who came to Scandinavia at the conclusion of the last ice age but, apparently, from a population that arrived later, concurrently with the introduction ...
Theory: Stone Age People had Sophisticated Navigation Networks
Other Sciences / Archaeology & Fossils
Sep 18, 2009 |
3.5 / 5 (16) |
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(PhysOrg.com) -- A new theory based on studies of locations of large landmarks in Britain, such as stone structures, hill forts and earthworks, suggests they were part of a grid used for navigation around ...
Twitter partners with Indian firm for SMS tweets
Oct 14, 2009 |
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Twitter announced a deal with India's top mobile company Bharti Airtel on Wednesday that will allow users of the hot micro-blogging service to send "tweets" at standard SMS message rates and receive them for ...
Geologists point to outer space as source of the Earth's mineral riches
Space & Earth / Earth Sciences
Oct 18, 2009 |
4.1 / 5 (11) |
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According to a new study by geologists at the University of Toronto and the University of Maryland, the wealth of some minerals that lie in the rock beneath the Earth's surface may be extraterrestrial in origin.
Twitter opening up to advertising
Sep 11, 2009 |
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Twitter, the micro-blogging platform which has attracted tens of millions of users but has yet to make money, has changed its terms to potentially open up the free service to advertisers.
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