Archive: 23/01/2007

Hydrogen-powered lawnmowers?

In a breakthrough that could make fuel cells practical for such small machines as lawnmowers and chainsaws, researchers have developed a new mechanism to efficiently control hydrogen fuel cell power.

dateJan 23, 2007 in
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Turning an axel mounted molecular wheel

Researchers at the Centre for Material Development and Structural Studies in Toulouse (CEMES-CNRS) and their colleagues at the Free University of Berlin have, for the first time, managed to control the rotation of a wheel ...

dateJan 23, 2007 in Nanophysics
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Taking entanglement beyond one ebit

“Entanglement is a main part of quantum mechanics, and it is important to obtain a high degree of it in physical systems,” Lucas Lamata tells PhysOrg.com. Lucas Lamata is a scientist with the Institute for Fundamental ...

dateJan 23, 2007 in General Physics feature
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Common mechanisms for viral DNA replication

How DNA replicates is a critical question for understanding life. DNA replication remains difficult to investigate in eukaryotes,where it occurs within the confines of the double-membrane nucleus.

dateJan 23, 2007 in
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Who laid the first egg?

A decade ago, Shuhai Xiao, associate professor of geosciences at Virginia Tech, and his colleagues discovered thousands of 600-million-year-old embryo microfossils in the Doushantuo Formation, a fossil site near Weng'an, ...

dateJan 23, 2007 in Archaeology & Fossils
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The floral network -- What determines who pollinates whom

A field of spring wildflowers, abuzz with busy insects seeking nectar and spreading pollen, may look like a perfect model of random interaction. But ecologists have discovered order within this anarchy. For instance, as the ...

dateJan 23, 2007 in
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Light-Emitting Diodes for Night-Vision Displays

More and more, conventional inorganic semiconductor electronics are being complemented with organic components. For example, flexible displays, large illuminated displays, or flat-panel displays can be made from organic light-emitting ...

dateJan 23, 2007 in
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