News tagged with natural
Energy-saving powder: Converting methane to methanol
3 hours ago |
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It is currently estimated that natural gas resources will be exhausted in 130 years; however, those reserves where extraction is cost-effective will only flow for another 60 years or so.
Can a plant be altruistic?
6 hours ago |
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The concept of altruism has long been debated in philosophical circles, and more recently, evolutionary biologists have joined the debate. From the perspective of natural selection, altruism may have evolved because any ...
Cornell releases predator beetle to battle hemlock pest
7 hours ago |
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(PhysOrg.com) -- Cornell researchers released a well-studied beetle predator to test its ability to ward off a hemlock-killing aphid-like insect.
Darwin meets Facebook
Nov 10, 2009 |
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Natural history plans to chart life on earth, yet the discipline risks being buried under a landslide of painstakingly collected data that isn't always used. Now researchers at London's Natural History Museum have created ...
'All-natural' sex pill contains Viagra chemical: FDA
Medicine & Health / Medications
Nov 05, 2009 |
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The US food and drug safety watchdog warned Thursday that an over-the-counter men's sex aid, labeled as all-natural, contains a chemical similar to the active ingredient in Viagra and could be dangerous.
Caught in the act: Scientists find butterflies splitting into two species
Nov 05, 2009 |
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(PhysOrg.com) -- Breaking up may actually not be hard to do, say scientists who've found a population of tropical butterflies that may be on its way to a split into two distinct species.
Plastic surgeons offer microsurgery technique for breast reconstruction, tummy tuck after mastectomy
Nov 05, 2009 |
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Since her teens, Jennifer Jablon had watched family members deal with breast cancer during their 40s, 50s, and 60s. She wondered whether it would be her fate too.
Mom was right: Why nice guys usually get the girls
Nov 05, 2009 |
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(PhysOrg.com) -- Female water striders often reject their most persistent and aggressive suitors and prefer the males who aren't so grabby, according to new research. Water striders are insects commonly seen ...
Plentiful poinsettias without PGRs
Nov 04, 2009 |
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Poinsettias can be a lucrative crop for ornamental plant growers, particularly during the Christmas season. In the temperate regions of the southern hemisphere, where poinsettias are grown for both export ...
New evidence supports 19th century idea on formation of oil and gas
Chemistry / Analytical Chemistry
Nov 04, 2009 |
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Scientists in Washington, D.C. are reporting laboratory evidence supporting the possibility that some of Earth's oil and natural gas may have formed in a way much different than the traditional process described ...
Over 1,000 fish species 'threatened with extinction'
Nov 03, 2009 |
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More than 1,000 freshwater fish species are threatened with extinction, reflecting the strain on global water resources, an updated global "Red List" of endangered species showed Tuesday.
Spider mite predators serve as biological control
Nov 02, 2009 |
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The control of spider mites, which damage tree leaves, reduce fruit quality and cost growers millions of dollars in the use of pesticide and oil spraying, is being biologically controlled in Pennsylvania apple ...
Colorado county copes with methane mystery
Nov 02, 2009 |
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(AP) -- Bernice and Jerry Angely like to show visitors the singed T-shirt a friend was wearing when their water well exploded and shot flames 30 feet high.
Genes drive behaviour, but culture can select genes: study
Oct 28, 2009 |
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Culture, not just genes, can drive evolutionary outcomes, according to a study released Wednesday that compares individualist and group-oriented societies across the globe.
A silo fire doesn't have to ruin all stored silage
Oct 27, 2009 |
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(PhysOrg.com) -- Sometimes, when harvest conditions are less than ideal, silage with lower-than-optimum moisture levels is put into a silo, potentially leading to excessive heating and a spontaneous-combustion ...
