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General Science news 1234

The evolution of intelligence, and why our brains have shrunk

November 22, 2006 | User rating: 3.8 / 5 after 73 vote(s) | No comments yet

One of the main differences between humans and other animals is our larger brain size—but what prompted and guided this growth? Wanting to better understand the origins of human uniqueness, scientists from ...


Study finds facial expressions are inherited

November 07, 2006 | User rating: 4.2 / 5 after 38 vote(s) | No comments yet

Scientists have found that family members share a facial expression “signature”—a unique form of the universal facial expressions encountered worldwide. In a rare study taking into account blind subjects, Gili Peleg, et ...


New motor first to be powered by living bacteria

October 12, 2006 | User rating: 4.7 / 5 after 103 vote(s) | No comments yet

A new motor designed by scientists from Japan offers the best of both worlds: the living and the non-living. The group built a hybrid micromachine that is powered by gliding bacteria which travels on an inorganic ...


Evolution of Old World fruit flies on three continents mirrors climate change

August 31, 2006 | User rating: 4.8 / 5 after 22 vote(s) | No comments yet

Fast-warming climate appears to be triggering genetic changes in a species of fruit fly that is native to Europe and was introduced into North and South America about 25 years ago.


No Hobbits in this Shire

August 21, 2006 | User rating: 4 / 5 after 29 vote(s) | No comments yet

The skeletal remains found in a cave on the island of Flores, Indonesia, reported in 2004, do not represent a new species as then claimed but are some of the ancestors of modern human pygmies who live on the ...


Computer scientists put social network theory to the test

August 10, 2006 | User rating: 3.4 / 5 after 26 vote(s) | No comments yet

Ever since 1969, when psychologists Jeffery Travers and Stanley Milgram first explained that everyone was separated by only six connections from anyone else, researchers have created theoretical models of the networks that ...


Uranium 'pearls' before slime

August 08, 2006 | User rating: 4.9 / 5 after 47 vote(s) | No comments yet

Since the discovery a little more than a decade ago of bacteria that chemically modify and neutralize toxic metals without apparent harm to themselves, scientists have wondered how on earth these microbes do ...


First Ever World Map of Happiness Produced

July 28, 2006 | User rating: 3.8 / 5 after 296 vote(s) | No comments yet

A University of Leicester psychologist has produced the first ever 'world map of happiness.'


Ancient Global Warming Drove Early Primates' Dispersal

July 25, 2006 | User rating: 3.8 / 5 after 13 vote(s) | No comments yet

The continent-hopping habits of early primates have long puzzled scientists, and several scenarios have been proposed to explain how the first true members of the group appeared virtually simultaneously on Asia, Europe and ...


Study finds suntan oil is present on our tables

January 26, 2006 | User rating: 4 / 5 after 28 vote(s) | No comments yet

Suntan oil, which can change the sex of fish, is present in our food and drinking water. The Independent website has reported that experts have discovered male hornyhead turbot and English sole feeding next ...


Fridge magnets to fix grammar

January 26, 2006 | User rating: 2.8 / 5 after 12 vote(s) | No comments yet

Fridge magnets could soon be correcting bad grammar and replacing words with synonyms, Australian Broadcasting Corporation has reported. Australian digital artist Pierre Proske claims that fridge magnets can ...


Study: Acupuncture Does Combat Pain

January 25, 2006 | User rating: 4.1 / 5 after 24 vote(s) | No comments yet

Ancient Chinese medicine is gradually gaining in popularity amongst Westerners. An increasing number of patients across Europe and America are turning to the Chinese deep-needle acupuncture to treat their aches ...


Study Reveals Dogs Can Smell Cancer in Patients' Breath

January 18, 2006 | User rating: 3.7 / 5 after 47 vote(s) | No comments yet

A new study reported by the National Geographic has revealed that dogs can detect cancer by smelling a patient’s breath. Domestic dogs can distinguish between infected lung and breast cancer patients and healthy ...


How to cook the perfect turkey (the scientific way)

December 23, 2005 | User rating: 4 / 5 after 40 vote(s) | No comments yet

For most people, the key to preparing the perfect Christmas meal is cooking the turkey. University of Bristol physicist, Dr Peter Barham explains how applying scientific principles in the kitchen at Christmas ...


Printers to produce life-saving organs

December 12, 2005 | User rating: 4.9 / 5 after 16 vote(s) | No comments yet

A team of American scientists is studying the potential of printers being developed to produce life-saving organs, reports Wired.com. They believe that any organ, a skin graft, a new trachea or a heart patch ...


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