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'Rock-Breathing' Bacteria Could Generate Electricity and Clean Up Oil Spills
A new discovery could
contribute to the
development of systems that
use domestic or agricultural
waste to generate clean
... > full story
Understanding Apples' Ancestors
A species of wild apples
that could be an ancestor of
today's domesticated apples
are native to the Middle
East and Central Asia. A new
study comparing the
diversity of recently
... > full story
Introns Nonsense DNA May Be More Important to Evolution of Genomes Than Thought
The sequences of nonsense
DNA that interrupt genes
could be far more important
to the evolution of genomes
than previously thought,
... > full story
Ancient DNA from Dirt, Not Fossilized Bones, Shows Late Survival of Woolly Mammoth and Other Ice Age Megafauna
Scientists have used DNA
samples from frozen dirt,
not fossilized bones, to
revise the history of North
America's woolly mammoths
... > full story
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Geneticist Reveals Molecular View of Key Epigenetic Regulator
December 15, 2009 — New research reveals the structure and function of a key player in regulating chromatin in yeast and ... > full story -
Reproductive Germ Cells Survive and Thrive in Transplants, Even Among Species
December 14, 2009 — Reproductive researchers have succeeded in isolating and transplanting pure populations of the immature cells that enable male reproduction in two species -- humans and mice. The germline stem cells, ... > full story -
Previously Unknown Gene Is Unique to Placental Mammals
December 14, 2009 — Researchers have discovered a previously unknown gene ZBED6 that is unique to placental mammals. The gene originates from a so called jumping gene that integrated in the genome of a primitive mammal ... > full story -
Certain Genes Boost Chances for Distributing Variety of Traits, Drive Evolution
December 14, 2009 — Genes that don't themselves directly affect the inherited characteristics of an organism but leave them increasingly open to variation may be a significant driving force of evolution, say ... > full story -
DNA Needs a Good Editor: Researchers Unravel the Mysteries of DNA Packaging
December 14, 2009 — Groundbreaking findings reveal a new mechanism to explain how splicing works. Researchers have discovered that the structure of DNA itself affects the ways RNA is spliced. The findings promise to ... > full story -
Scientists Isolate New Antifreeze Molecule in Alaska Beetle
December 14, 2009 — Scientists have identified a novel antifreeze molecule in a freeze-tolerant Alaska beetle able to survive temperatures below minus 100 degrees Fahrenheit. Unlike all previously described biological ... > full story -
How Do Salamanders Grow a New Leg? Protein Mechanisms Behind Limb Regeneration
December 14, 2009 — The most comprehensive study to date of the proteins in a species of salamander that can regrow appendages may provide important clues to how similar regeneration could be induced in ... > full story -
Synthetic Protein Mimics Structure, Function of Metalloprotein in Nature
December 13, 2009 — Scientists have designed a synthetic protein that is both a structural model and a functional model of a native protein, nitric-oxide ... > full story -
Nerve-Cell Transplants Help Brain-Damaged Rats Fully Recover Lost Ability to Learn
December 11, 2009 — Nerve cells transplanted into brain-damaged rats helped them to fully recover their ability to learn and remember, probably by promoting nurturing, protective growth factors, according to a new ... > full story -
Bacteria Engineered to Turn Carbon Dioxide Into Liquid Fuel
December 11, 2009 — Global climate change has prompted efforts to drastically reduce emissions of carbon dioxide, a greenhouse gas produced by burning fossil fuels. In a new approach, researchers have genetically ... > full story
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