You are browsing the archive for 23 August 2011 - Dan's Wild Wild Science Journal.
23 August 2011
The Big East Coast Shake
The view from two seismographs near the epicenter. The quake has been rated at 5.9 and was very shallow at 6 km. It was felt in Montgomery, Alabama and in Fredericton, New Brunswick. Will add more data on this page soon. There are two types of earthquake waves. Body waves and surface waves. Body waves travel in the Earth and are either P waves or S waves. P waves are …
Irene Reaches Cat 2 Status and Threatens Bahamas
Hurricane Irene is now away from the Dominican Republic and is gaining strength rapidly this evening, as it moves toward the Bahamas. Intensity forecasts on any tropical system are very difficult but several of the more reliable models are indicating that Irene will reach Cat 3 or perhaps higher. A Category 3 storm is a major hurricane with winds of 154-177 km/hr (83-95knots). Almost all of the track models …