18/09/2007

Surface plasmons enhance nanostructure possibilities

As technology becomes smaller and smaller, scientists work to find solutions to a variety of problems in many different fields. It is known that light could be used for studying molecules and atoms, as well as for solving ...

Toward a faster prenatal test for Down syndrome

Scientists in California are reporting an advance toward rapid testing for pre-natal detection of Down syndrome and other birth defects that involve an abnormal number of chromosomes.

A warm South Pole? Yes, on Neptune!

An international team of astronomers using ESO's Very Large Telescope has discovered that the south pole of Neptune is much hotter than the rest of the planet. This is consistent with the fact that it is late southern summer ...

U.S. says it will discard some plutonium

The U.S. Department of Energy announced it will remove 9 metric tons of plutonium from further use as fissile material in nuclear weapons.

New cell death pathway involved in sperm development

Heavy and bulky sperm would not be good swimmers. To trim down, sperm rely on cell death proteins called caspases, which facilitate the removal of unwanted cellular material and radically remodel these cells into their sleek, ...

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