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'Defective' Virus Surprisingly Plays Major Role in Spread of Disease
March 1, 2013 — Defective viruses, thought for decades to be essentially garbage unrelated to the transmission of a virus, now appear able to play a much more important role in the spread of disease, biologists ... > full story -
Sea Lamprey Genome Mapped
February 28, 2013 — Beginning in 2004, a group of scientists from around the globe set out to map the genome of the sea lamprey. The secrets of how this jawless vertebrate separated from the jawed vertebrates early in ... > full story -
How Did Early Primordial Cells Evolve?
February 28, 2013 — New research on bacteria examines how primordial cells could have evolved without protein machinery or cell walls. While the vast majority of bacteria have cell walls, many bacteria can switch to a ... > full story -
DNA's Twisted Communication
February 28, 2013 — Gene expression needs to be finely controlled during embryo development. Fgf8 is one of these regulation factors that control how the limbs, the head and the brain grow. Researchers have elucidated ... > full story -
More New Species in Geologically Dynamic Region
February 28, 2013 — Mountain formation stimulates increased biodiversity, researchers have discovered. It is often thought that a long-term stable environment lead to species richness and, therefore, greater ... > full story -
Louse Genetics Offer Clues on Human Migrations
February 27, 2013 — A new genetic analysis of human lice from across the world sheds light on the global spread of these parasites, their potential for disease transmission and insecticide ... > full story -
Homeric Epics Were Written in 762 BCE, Give or Take, New Study Suggests
February 27, 2013 — One of literature's oldest mysteries is a step closer to being solved. A new study dates Homer's The Iliad to 762 BCE and adds a quantitative means of testing ideas about history by analyzing the ... > full story -
Feeding Limbs and Nervous System of One of Earth's Earliest Animals Discovered
February 27, 2013 — Unique fossils literally 'lift the lid' on ancient creature's head to expose one of the earliest examples of food manipulating limbs in evolutionary history, dating from around 530 million years ... > full story -
Evolution and the Ice Age
February 26, 2013 — Scientists are discovering how the evolution of ecosystems has to be taken into account when speculating between different geological eras. Go back to the time of the dinosaurs or to the ... > full story -
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Pregnant Mother's Blood Pressure May Affect Future Health of Children
February 25, 2013 — Up to 10 percent of all women experience some form of elevated blood pressure during pregnancy. Researchers now show that mild maternal hypertension early in pregnancy actually benefits the fetus, ... > full story
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