I have a new story published on my Across the Universe blog over at The Guardian.

"Let the science begin! Curiosity begins its quest to determine whether Mars was once habitable, metre by metre, rock by rock

This is the moment the scientists have been waiting for. Nasa's Mars Curiosity rover will begin driving today in search of the first rock to analyse with its robot arm. After five and a half weeks of instrument checks, software updates and test drives, today the scientists take over from the engineers. ..."

Read the full story here.