SPACE websites are abuzz with speculation about what NASA's latest Mars probe may have found.
The excitement has been triggered by the respected journal Aviation Week
claiming the space agency has alerted the White House to "major new
Phoenix lander discoveries concerning the 'potential for life' ". NASA
has said little about the claims, although it has used the social
networking site Twitter to play down the reports.
magazine did say it was not life that had been discovered but evidence
relating to the planet's "habitability". It strongly hinted that an
announcement, perhaps next month, would be far more dramatic than last
week's news that Phoenix had confirmed there was water ice on the