资讯

YouTube on MSN21 小时
Can desalination quench the world's thirst?
If current estimates are correct, then about 3.4 billion people will live in the Middle East and Africa (MEA) by 2050. And ...
Silicon Republic3 天
NASA discoveries quench curiosity amid looming budget cuts
The Hubble is a “glowing success story of America’s technological prowess”, says NASA. Among its long list of breakthroughs, Hubble’s deep field observations in 1995 captured roughly 3,000 distant ...