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General Science / Biology news 1234

Miscanthus can meet US biofuels goal using less land than corn or switchgrass

July 30, 2008 | User rating: 4.6 / 5 after 11 vote(s) | User comments: 1

In the largest field trial of its kind in the United States, researchers have determined that the giant perennial grass Miscanthus x giganteus outperforms current biofuels sources – by a lot. Using Miscanthus ...


New research challenges notion that dinosaur soft tissues still survive

July 30, 2008 | User rating: 4.7 / 5 after 31 vote(s) | User comments: 1

Paleontologists in 2005 hailed research that apparently showed that soft, pliable tissues had been recovered from dissolved dinosaur bones, a major finding that would substantially widen the known range of ...


Scientists find unexpected key to flowering plants' diversity

July 28, 2008 | User rating: 4.6 / 5 after 19 vote(s) | User comments: 1

What began with an off-the-cuff curiosity eventually led Joe Williams to hang from the limbs of a tree 80 feet above the soil of northeastern Australia.


Plant steroids offer new paradigm for how hormones work

July 24, 2008 | User rating: 4.6 / 5 after 7 vote(s) | User comments: 1

Steroids bulk up plants just as they do human athletes, but the playbook of molecular signals that tell the genes to boost growth and development in plant cells is far more complicated than in human and animal cells. A new ...


Study shows parasites outweigh predators

July 23, 2008 | User rating: 4.6 / 5 after 5 vote(s) | User comments: 1

In a study of free-living and parasitic species in three estuaries on the Pacific coast of California and Baja California, a team of researchers from the University of California, Santa Barbara, the United ...


Microbes beneath sea floor genetically distinct

July 21, 2008 | User rating: 4.8 / 5 after 27 vote(s) | User comments: 2

Tiny microbes beneath the sea floor, distinct from life on the Earth's surface, may account for one-tenth of the Earth's living biomass, according to an interdisciplinary team of researchers, but many of these minute creatures ...


More than half Philippine fauna nearly extinct: official

July 21, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 1

More than half the birds, amphibians and mammals found only in the Philippines are either threatened or nearly extinct, the environment and natural resources department said Monday.


A Viral Cloaking Device: Biologists show how Human Cytomegalovirus hides from the immune system

July 18, 2008 | User rating: 5 / 5 after 9 vote(s) | User comments: 1

(PhysOrg.com) -- Viruses achieve their definition of success when they can thrive without killing their host. Now, biologists Pamela Bjorkman and Zhiru Yang of the California Institute of Technology have uncovered how one ...


Newly described 'dragon' protein could be key to bird flu cure

July 15, 2008 | User rating: 4.8 / 5 after 9 vote(s) | User comments: 1

(PhysOrg.com) -- Scientists and researchers have taken a big step closer to a cure for the most common strain of avian influenza, or "bird flu," the potential pandemic that has claimed more than 200 lives ...


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