April 21, 1999
The oldest known meteor shower peaks this week on Thursday morning, breaking a 3 month lull in meteor activity.
April 21, 1999
Scientists at the Global Hydrology and Climate Center will use Landsat 7 images along with other data to better understand the phenomenon of urban heat islands.
April 16, 1999
Science mimics science fiction as a Rensselaer Professor builds and tests a working model flying disc. The disc, or "Lightcraft," is an early prototype for Earth-friendly spacecraft of the future.
April 15, 1999
Astronomers from four institutions are announcing today their discovery of the first system of planets found orbiting a sun-like star in Andromeda.
April 14, 1999
On April 11, NASA scientists successfully launched a weather balloon designed to capture meteoroids in the stratosphere. Video highlights from the flight include the sunset as seen from 80,000 ft. and eerie gurgling sounds caused by high altitude winds.
April 13, 1999
Astronomers may have discovered a new type of middle-weight black hole in the centers of some nearby galaxies.
April 12, 1999
At the 1999 Advanced Propulsion Research Workshop, fusion and antimatter take center stage as rocket fuels of the future.
April 9, 1999
This weekend scientists will launch a weather balloon designed to capture meteoroids in the stratosphere. The flight will be broadcast live on the web from a video camera carried aloft to 100,000 ft.
April 8, 1999
Cracking the whip and unfurling gray sails are among new Space Transportationtechniques under discussion at the 1999 Advanced Propulsion Research Workshop.
April 7, 1999
NASA scientists plan to 'breed' better spacecraft using artificial intelligence. Such a strategy mimics nature, and may be one of the most efficient methods of future spacecraft design.