News tagged with sexual selection
Studies suggest males have more personality
Nov 18, 2009 |
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(PhysOrg.com) -- Males have more pronounced personalities than females across a range of species - from humans to house sparrows - according to new research. Consistent personality traits, such as aggression ...
For fish, bigger doesn’t always mean healthier
Nov 17, 2009 |
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(PhysOrg.com) -- Female smallmouth bass tend to prefer bigger male mates, but bigger doesn’t necessarily mean healthier. That’s the finding of a new study in the latest issue of Physiological and Biochemical Zoology that i ...
Search results for sexual selection
Possible link studied between childhood abuse and early cellular aging
Medicine & Health / Psychology & Psychiatry
Nov 20, 2009 |
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Children who suffer physical or emotional abuse may be faced with accelerated cellular aging as adults, according to new research from Butler Hospital and Brown University.
The court will now call its expert witness: the brain
Medicine & Health / Neuroscience
Nov 20, 2009 |
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(PhysOrg.com) -- Will advances in neuroscience make the justice system more accurate and unbiased? Or could brain-based testing wrongly condemn some and trample the civil liberties of others? The new field ...
Report: 20-somethings can go 2 years between Paps
Nov 20, 2009 |
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(AP) -- Most women in their 20s can have a Pap smear every two years instead of annually, say new guidelines that conclude that's enough to catch slow-growing cervical cancer.
Military experiment seeks to predict PTSD
Medicine & Health / Psychology & Psychiatry
Nov 20, 2009 |
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(AP) -- Two days before shipping off to war, Marine Pfc. Jesse Sheets sat inside a trailer in the Mojave Desert, his gaze fixed on a computer that flashed a rhythmic pulse of contrasting images.
Ancestry attracts, but love is blind
Nov 20, 2009 |
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People preferentially marry those with similar ancestry, but their decisions are not necessarily based on hair, eye or skin colour. Research, published in BioMed Central's open access journal Genome Biology, shows that M ...
Reference Genome of Maize Published (w/ Podcast)
Nov 19, 2009 |
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(PhysOrg.com) -- A four-year, multi-institutional effort co-led by three Cold Spring Harbor Laboratory scientists culminated today in publication of a landmark series of papers in the journal Science reveal ...
Researchers Begin to Decipher Metabolism of Sexual Assault Drug
Nov 19, 2009 |
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(PhysOrg.com) -- It’s a naturally occurring brain chemical with an unwieldy name: 4-hydroxybutyrate (4-HB). Taken by mouth, it can be abused or used as a date-rape drug.
Scientists unlock clues for tailoring corn plant for food, energy needs
Nov 19, 2009 |
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(PhysOrg.com) -- Scientists have long known that the offspring of two inbred strains tend to be superior to both their parents. Now, a team of researchers including a University of Florida geneticist has discovered clues ...
Probing Question: What is a heritage turkey?
Nov 19, 2009 |
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(PhysOrg.com) -- Over 45 million turkeys are eaten by Americans each Thanksgiving, according to the U.S. Department of Agriculture. Hunters provide some -- last autumn, about 24,000 wild turkeys were harvested ...
Teen sexual activity and gambling associated with taking nonprescribed medications to get high
Nov 18, 2009 |
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(PhysOrg.com) -- Taking nonprescribed medication has become an emerging problem, especially among teens. When using these substances to get high, students are more likely to engage in bad behaviors than those who don't, a ...
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