News tagged with reproductive behaviour
Absent pheromones turn flies into lusty Lotharios
Oct 14, 2009 |
4.5 / 5 (6) |
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(PhysOrg.com) -- When Professor Joel Levine's team genetically tweaked fruit flies so that they didn't produce certain pheromones, they triggered a sexual tsunami in their University of Toronto Mississauga ...
Prawnography shows captive bred prawns lack lust
Mar 04, 2009 |
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A Queensland University of Technology researcher has filmed hours of prawn "sex tapes" to find out why prawns bred in captivity did not go on to breed well.
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Scientists show that plants have measure of the shortest day
11 hours ago |
5 / 5 (2) |
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(PhysOrg.com) -- It is not only people who feel the effects of short winter days - new research by the University of Edinburgh and the University of Warwick has shed light on how plants calculate their own winter solstice. ...
Understanding interaction in virtual worlds
Technology / Computer Sciences
17 hours ago |
2.7 / 5 (6) |
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New cinema blockbuster, Avatar, leapt to the top of box office charts as soon as it came out — a stunning 3D realisation of an alien world. Our fascination with themes of escape to other fantastic places and the thrill of ...
Researchers reveal secrets of duck sex: It's all screwed up
23 hours ago |
3.7 / 5 (9) |
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Female ducks have evolved an intriguing way to avoid becoming impregnated by undesirable but aggressive males endowed with large corkscrew-shaped penises: vaginas with clockwise spirals that thwart oppositely ...
New human reproductive hormone could lead to novel contraceptives
Dec 22, 2009 |
4.5 / 5 (4) |
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(PhysOrg.com) -- Nearly 10 years after the discovery that birds make a hormone that suppresses reproduction, University of California, Berkeley, neuroscientists have established that humans make it too, opening ...
Role of addiction cannot be ignored in obesity epidemic
Dec 22, 2009 |
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The causes of obesity are complex and individual, but it is clear that chronic overeating plays a fundamental role. But when this behaviour becomes compulsive and out of control, it is often classified as "food addiction" ...
Largest study of PGD children shows embryo biopsy is safe for singleton pregnancies
Dec 22, 2009 |
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The largest and longest running study of children born after preimplantation genetic diagnosis and screening has shown that embryo biopsy does not adversely affect the health of babies born as the result of a subsequent singleton ...
Police service faces unprecedented challenges amid global recession
Dec 22, 2009 |
5 / 5 (1) |
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The issues are raised in a new Economic and Social Research Council (ESRC) publication - What is policing for? Examining the impact and implications of contemporary policing intervention. The publication which highlights ...
Teenagers use violence to boost their social standing
Other Sciences / Social Sciences
Dec 22, 2009 |
3.5 / 5 (4) |
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A new study looks in depth at the social relationships between male and female teenagers, relational violence, and psycho-social adjustment factors such as loneliness, self-esteem and satisfaction with life. ...
Mexico's conch shells yield clues into effects of warming
Dec 22, 2009 |
3 / 5 (1) |
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Divers plumb the turquoise depths of ocean waters some 100 kilometers south of this vacation paradise, in search of the distinctive queen conch shell prized by vacationers and souvenir-seekers.
Meddling in mosquitoes' sex lives could help stop the spread of malaria, says study
Dec 22, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Stopping male mosquitoes from sealing their sperm inside females with a 'mating plug' could prevent mosquitoes from reproducing, and offer a potential new way to combat malaria, say scientists ...
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