Orion spaceship set for new tests in Colorado

(AP) -- A spaceship that could carry the next wave of astronauts to an asteroid or beyond is being prepared for a new round of tests at a Lockheed Martin facility near Denver.

Dell's 2Q comes amid PC strife

(AP) -- Dell Inc.'s latest earnings come at a difficult time for the PC industry. Consumer demand is sagging, as tablets and smartphones steal market share. The Round Rock, Texas-based company's fiscal second quarter results, ...

'Supergene' is key to copycat butterflies

Since Charles Darwin, biologists have pondered the mystery of "mimicry butterflies", which survive by copying the wing patterns of other butterflies that taste horrible to their predators, birds.

US looks for answers after hypersonic plane fails

Pentagon scientists on Friday acknowledged they were puzzled by the failed flight test of an experimental hypersonic plane and said they were trying to understand what went wrong.

page 1 from 5