Archive: 10/11/2007

MIT finds new hearing mechanism

MIT researchers have discovered a hearing mechanism that fundamentally changes the current understanding of inner ear function. This new mechanism could help explain the ear's remarkable ability to sense and discriminate ...

dateOct 11, 2007 in Medical research
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Testing Einstein: Is Dark Energy Constant?

Nearly a decade ago, astronomers discovered the surprising existence of dark energy-a mysterious force that pushes galaxies apart and accelerates the expansion of the universe. Also known as the energy density of the vacuum, ...

dateOct 11, 2007 in General Physics
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Methane drizzle on Saturn's moon Titan

Noted for its bizarre hydrocarbon lakes and frozen methane clouds, Saturn's largest moon, Titan, also appears to have widespread drizzles of methane, according to a team of astronomers at the University of ...

dateOct 11, 2007 in Space Exploration
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Scientists Sequence Genome of Soil-Dwelling Green Alga

The genome analysis of a tiny green alga has uncovered hundreds of genes that are uniquely associated with carbon dioxide capture and generation of biomass. Among the 15,000-plus genes revealed in the study ...

dateOct 11, 2007 in
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Stem cell nuclei are soft 'hard drives,' study finds

Biophysicists at the University of Pennsylvania have discovered that the nuclei of human stem cells are particularly soft and flexible, rather than hard, making it easier for stem cells to migrate through ...

dateOct 11, 2007 in
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A Tiny Pinch from a 'Z-Ring' Helps Bacteria Cells Divide

In process that is shrouded in mystery, rod-shaped bacteria reproduce by splitting themselves in two. By applying advanced mathematics to laboratory data, a team led by Johns Hopkins researchers has solved ...

dateOct 11, 2007 in
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