One of the most pressing scientific challenges facing the United States and the world is reducing greenhouse gas emissions. Compounding that challenge is the fact that power plants burning fossil fuels account for more than ...
Engineering
Aug 20, 2012
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(Phys.org) -- A team of evolutionary biologists compared the anatomy and genes of bats to help solve a persistent question in evolution: Why do analyses of different features of an organism result in conflicting patterns ...
Plants & Animals
Aug 20, 2012
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Australian nuclear scientists are helping an international team of archaeologists and historians to unravel a mystery about a collection of Egyptian mummies prone to cross dressing and lying about their gender and their age.
Archaeology
Aug 20, 2012
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(Phys.org) -- A "Dynamic Duo" from Canada is the latest topic of the "Behind the Webb" series of videos, which goes behind the scenes to highlight technology in NASA's James Webb Space Telescope.
Space Exploration
Aug 20, 2012
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(Phys.org) -- The U.S. Census Bureau should reconsider income-based poverty measures in favor of a consumption-based method, according to a new study that strives to more accurately identify the neediest Americans.
Economics & Business
Aug 20, 2012
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(Phys.org) -- What animal can see only a limited distance, has no top front teeth, and prefers shady, wet areas such as bogs and marshes?
Ecology
Aug 20, 2012
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Life evolved in a toxic world long before humans began polluting it, according to a University of Massachusetts environmental toxicologist, who added that understanding life’s evolutionary response to environmental poisons ...
Environment
Aug 20, 2012
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Over the past 450 million years, life on earth has undergone at least five great extinctions, when biological activity nosedived and dominant groups of creatures disappeared. The final one (so far) was 65 million years ago, ...
Earth Sciences
Aug 20, 2012
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(Phys.org) -- It's almost an evil twin story: a protein that steals electrons from iron in one microbe looks a lot like one that adds electrons in another microbe, according to scientists at Pacific Northwest National Laboratory ...
Biochemistry
Aug 20, 2012
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Most consumers do not like personal marketing messages. Sales phone calls and text messages are considered particularly obtrusive, with consumers preferring marketing in newspapers, catalogues and internet search services ...
Economics & Business
Aug 20, 2012
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