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General Science / Biology news 1234

You are what your mother eats: First evidence that mother's diet influences infant sex

April 23, 2008 | User rating: 4.2 / 5 after 38 vote(s) | User comments: 3

New research by the Universities of Exeter and Oxford provides the first evidence that a child’s sex is associated with the mother’s diet. Published today, in the journal Proceedings of the Royal Society ...


Neanderthals were separate species, says new human family tree

May 04, 2008 | User rating: 4 / 5 after 62 vote(s) | User comments: 9

A new, simplified family tree of humanity, published on Sunday, has dealt a blow to those who contend that the enigmatic hominids known as Neanderthals intermingled with our forebears.


World's oldest living tree discovered in Sweden

April 16, 2008 | User rating: 4.4 / 5 after 54 vote(s) | User comments: 2

The world's oldest recorded tree is a 9,550 year old spruce in the Dalarna province of Sweden
The world’s oldest recorded tree is a 9,550 year old spruce in the Dalarna province of Sweden.


Idaho team readies artificial beak for wounded bald eagle

May 05, 2008 | User rating: 4.4 / 5 after 12 vote(s) | No comments yet

(AP) -- She has been named Beauty, though this eagle is anything but. Part of Beauty's beak was shot off several years ago, leaving her with a stump that is useless for hunting food. A team of volunteers ...


New source for biofuels discovered

April 23, 2008 | User rating: 4.8 / 5 after 62 vote(s) | User comments: 11

A newly created microbe produces cellulose that can be turned into ethanol and other biofuels, report scientists from The University of Texas at Austin who say the microbe could provide a significant portion ...


Birds can tell if you are watching them -- because they are watching you

April 30, 2008 | User rating: 4.4 / 5 after 29 vote(s) | User comments: 2

In humans, the eyes are said to be the ‘window to the soul’, conveying much about a person’s emotions and intentions. New research demonstrates for the first time that birds also respond to a human’s gaze.


Lizards Undergo Rapid Evolution after Introduction to a New Home

April 17, 2008 | User rating: 4.8 / 5 after 24 vote(s) | User comments: 6

In 1971, biologists moved five adult pairs of Italian wall lizards from their home island of Pod Kopiste, in the South Adriatic Sea, to the neighboring island of Pod Mrcaru. Now, an international team of researchers has shown ...


Scientists Show First 3-D Image of Antibody Gene

April 18, 2008 | User rating: 4.4 / 5 after 17 vote(s) | User comments: 2

Using a multidisciplinary mix of geometry, biological research and techniques developed to solve problems on supercomputers, scientists at the University of California, San Diego have shown for the first time ...


Researchers explain how birds navigate

April 30, 2008 | User rating: 4.4 / 5 after 20 vote(s) | No comments yet

It has long been known that birds and many other animals including turtles, salamanders and lobsters, use the Earth’s magnetic field to navigate, but the nature of their global positioning systems (GPS) has ...


Insects evolved radically different strategy to smell

April 13, 2008 | User rating: 4.6 / 5 after 27 vote(s) | User comments: 1

Darwin's tree of life represents the path and estimates the time evolution took to get to the current diversity of life. Now, new findings suggest that this tree, an icon of evolution, may need to be redrawn.


Glowing sugars light up zebrafish

May 04, 2008 | User rating: 4.8 / 5 after 12 vote(s) | No comments yet

Using artificial sugar and some clever chemistry, University of California, Berkeley, researchers have made glow-in-the-dark fish whose internal light comes from the sugar coating on their cells.


Global warming affects world's largest freshwater lake

May 01, 2008 | User rating: 3.5 / 5 after 31 vote(s) | User comments: 9

Russian and American scientists have discovered that the rising temperature of the world's largest lake, located in frigid Siberia, shows that this region is responding strongly to global warming.


Menstrual blood -- a valuable source of multipotential stem cells?

April 23, 2008 | User rating: 4.5 / 5 after 19 vote(s) | User comments: 3

Researchers seeking new and more abundant sources of stem cells for use in regenerative medicine have identified a potentially unlimited, noncontroversial, easily collectable, and inexpensive source – menstrual blood.


Huge owl moves into English village

April 18, 2008 | User rating: 4.1 / 5 after 10 vote(s) | User comments: 1

A large eagle owl has moved into a village in Northern England, scaring some residents and fascinating others.


Rare example of co-operative behaviour in Nature

April 17, 2008 | User rating: 4.4 / 5 after 12 vote(s) | No comments yet

Soldiers on sentry duty in hostile territory keep in regular radio contact with their colleagues to assure them that all is well and that they are safe to carry on their manoeuvres.


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