Reliable and cost-effective species recognition is the dream of many scientists, and has important applications. While the use of morphological features is often uncertain, and can lead to misidentification, species identification ...
Plants & Animals
Dec 30, 2013
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For the male canary, the ability to sing a pitch-perfect song is critical to wooing female canaries. As the seasons change, so does song quality and frequency. The hormone testosterone plays a role in this changing song behavior.
Plants & Animals
Dec 30, 2013
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The federal government's proposal to discontinue protection for the gray wolf across the United States could have the unintended consequence of endangering other species, researchers say.
Ecology
Dec 30, 2013
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Earth's mantle temperatures during the Archean eon, which commenced some 4 billion years ago, were significantly higher than they are today. According to recent model calculations, the Archean crust that formed under these ...
Earth Sciences
Dec 30, 2013
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An eminent Australian water scientist has urged the world to take better care of its groundwater resources – or risk dangerous scarcities, economic impacts and potential conflicts in coming decades.
Environment
Dec 30, 2013
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Online shopping in Australia is enjoying a strong second wave of growth as more consumers build internet browsing, purchasing and financial transactions into their everyday lives.
Economics & Business
Dec 30, 2013
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(Phys.org) —NASA engineers like what they see in Microsoft Kinect 2 as they continue to work on space robots. A NASA video released earlier this month shows how it is leveraging a combination of Kinect 2 along with Oculus ...
Tanzania has been hit by a sharp upsurge in poaching, with at least 60 elephants killed in the two months since the government was forced to halt a controversial crackdown, a senior official said.
Ecology
Dec 30, 2013
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Samsung said a 110-inch TV that has four times the resolution of standard high-definition TVs is going on sale for about $150,000 in South Korea.
Consumer & Gadgets
Dec 30, 2013
11
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Authorities in El Salvador evacuated an area around the Chaparrastique volcano after the peak shot a cloud of gas and ash about 3 miles (5 kilometers) into the air on Sunday.
Earth Sciences
Dec 30, 2013
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