29/01/2007

Hatching a New Model for Biomineralization

The idea started with an eggshell and ended with a new understanding of how minerals form to build exceptionally strong structures in the bodies of humans and other organisms. Biomineralization, the process by which organisms ...

Polymer Nanoparticles Create Potential Anticancer Vaccine

Using a biodegradable nanoparticle as a means of delivering tumor cell debris and proteins to the immune system, investigators at Yale University have developed a promising new method for creating therapeutic anticancer vaccines. ...

Buckyballs Ferry Drugs into Cancer Cells Safely

Scientists at Rice University and Baylor College of Medicine have developed a new type of buckyball nanoparticle that acts as a passkey, allowing peptide-based drugs to enter cancer cells.

New Sensor Detects Direction of Sound Under Water

A new sensor that measures the motion created by sound waves under water could allow the U.S. Navy to develop compact arrays to detect the presence of enemy submarines. These new arrays would detect quiet underwater targets, ...

Inflatable Habitats for Polar and Space Colonists

Humanity has long since established a foothold in the Artic and Antarctic, but extensive colonization of these regions may soon become economically viable. If we can learn to build self-sufficient habitats in these extreme ...

Salmonella survives better in stomach due to altered DNA

Since 1995 there has been a considerable increase in the number of infections with a specific type of Salmonella bacteria transmitted via food. This type, Salmonella serovar Typhimurium DT104, is resistant to at least five ...

Storage of greenhouse gasses in Siberian peat moor

Wet peat moorlands form a sustainable storage place for the greenhouse gas carbon dioxide but are also a source of the much stronger greenhouse gas methane. According to Dutch researcher Wiebe Borren, peat moorlands will ...

How listeners perceive verbs

The verb forms the heart of a sentence. Although a lot of research has been done into the role that verbs play during the transfer of information, less is known about exactly how and when the listener or reader uses this ...

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