Latest Harold W. Gehman Jr. Stories
The chief investigator of the Columbia disaster said Wednesday he's fine with NASA resuming shuttle launches in just two weeks, even though the space agency falls short of making three safety improvements he called for in 2003.
Word of the Day
- A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.