Aug. 16, 2000 Southern Africa offers a unique climate sub-system
where scientists can study the effects of industrial activity,
biomass burning and changing patterns of land usage on the
environment. Last weekend a international team of scientists
launched an intensive campaign -- part of the SAFARI 2000
project -- to study this complex region from the ground, the air
and from space. Sept. 7, 2000 Science-fiction writer Arthur C.
Clarke was once asked when the "space elevator," a notion he
helped to popularize, would become a reality. Clarke answered,
"Probably about 50 years after everybody quits laughing."
Nowadays NASA scientists are taking the idea seriously. Nov. 13,
2000 Life support systems on the International Space
Stationprovide oxygen, absorb carbon dioxide, and manage
vaporous emissions from the Astronautsthemselves. It's all part
of breathing easy in our new home in space. Dec. 18, 2000 The
normally meek Ursid meteor shower could surprise sky watchers
with a powerful outburst on Dec 22nd when Ear