Politics

Space.com has an article about the possible observation of a gas giant planet forming. A large deuterium concentration was found about 10AU from HD 141569. Oringinal Paper in Nature, 4 July 2002 Click read more to discuss this article Click here for the Astronomy forum. Click here for the Astrophyscis forum.

New Scientist is reporting that only keeping big fish can cause them to evolve into smaller fish in just four generations. . Bad news for us fisherman. Journal reference: Science (vol 297, p 94).

According to this article on Nature Science Update, scientists at MIT have constructed a prototype of a nitric oxide sensor using a polymer that is lined with Co ions that change the conductivity of the chain when NO bonds with them. NO causes blood vessels to dilate, and also is released by some CNS neurons death, which is associated with neurodegenerative disorders such as Alzheimer's. Detecting NO levels is useful for diagnosing this and various other diseases.