Archives for 15 April 2007

Twinkle Twinkle Little Star

Published on 15 Apr 2007 at 11:03 pm. No Comments.
Filed under Astronomy, Photography, Space.

The Astronomy Picture of the Day came as quite a surprise to me.  It shows a movie made by J. Hartman of the Harvard-Smithsonian Center for Astrophysics and J. Stanek of Ohio State University of a Globular Cluster of stars, many of which are RR Lyrae stars.  These stars fluctuate in brightness over a manner [...]

Read ‘Twinkle Twinkle Little Star’

Harnessing the Jet Stream

Published on 15 Apr 2007 at 1:19 am. No Comments.
Filed under Energy, Inventions, Research.

Bryan W. Roberts, David H. Shepard, and colleagues recently published a paper in  IEEE Transactions on Energy Conversion Vol 22 No.1 March 2007 titled “Harnessing High Altitude Wind Power” where they propose to harness the wind energy of the Jet Stream.  Their research paper can be found here.
The Jet Streams are relatively narrow high speed rivers of wind flowing [...]

Read ‘Harnessing the Jet Stream’