News tagged with fertilizing eggs
Good males are bad fathers
Jun 25, 2009 |
3.8 / 5 (4) |
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Contrary to predictions, males of high genetic quality are not very successful when it comes to fertilizing eggs. A new study on seed beetles by Swedish and Danish scientists Göran Arnqvist and Trine Bilde shows that when ...
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New method of assessing women's eggs could enhance IVF success, study shows
Mar 23, 2009 |
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Many couples who have trouble conceiving a child have turned to a process known as in vitro fertilization. The resulting embryos are then transferred back into the woman or placed in storage. More than 400,000 embryos are ...
Study links smoking to female offspring
Apr 09, 2007 |
2.6 / 5 (25) |
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A study in Britain suggests that parents who are smokers at the time of conception are more likely to have a female child.
Hundreds of dinosaur nests found in India
Other Sciences / Archaeology & Fossils
Oct 02, 2009 |
4.7 / 5 (12) |
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(PhysOrg.com) -- Geologists have discovered hundreds of fossilized nests each containing clutches of eight dinosaur eggs. The eggs were located in sand banks in Tamil Nadu in Southern India.
Italy reports stem-cell achievement
Jun 29, 2006 |
3 / 5 (2) |
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Italian scientists say the stem cells they extracted from "virgin birth" embryos are capable of turning into neurons.
Infidelity produces faster sperms
Biology /
Jan 20, 2009 |
4.3 / 5 (4) |
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Until now, it has been difficult to prove that fast-swimming sperms have an advantage when it comes to fertilizing an egg. But now a research team at Uppsala University can demonstrate that unfaithful females of the cichlid ...
Mothers give interloper's offspring a head start in life
May 14, 2009 |
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A new study has revealed that mother birds can provide an early advantage to the chicks that they have sired with their non-social partner (known as extra-pair offspring).
Male seahorses are nature's Mr. Mom, researchers say
Biology /
May 01, 2008 |
4.7 / 5 (3) |
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Male seahorses are nature’s real-life Mr. Moms – they take fathering to a whole new level: Pregnancy. Although it is common for male fish to play the dominant parenting role, male pregnancy is a complex process unique to ...
82 healthy sea turtles hatch at San Diego SeaWorld
Nov 03, 2009 |
4 / 5 (1) |
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(AP) -- The population of endangered green sea turtles at SeaWorld in San Diego grew by 82 in October when the eggs hatched on Shipwreck Beach without human help.
NY taxpayers to pay donors for stem cell studies
Jul 31, 2009 |
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(AP) -- Hanqi Miao said she wanted to donate her eggs to help infertile couples reproduce, but she acknowledged the money is good, too: She said she'll be paid about $5,000.
Professor hatches century-old eggs to study evolution
Jul 17, 2009 |
4.4 / 5 (13) |
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(PhysOrg.com) -- Suspending a life in time is a theme that normally finds itself in the pages of science fiction, but now such ideas have become a reality in the annals of science.
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