"Curiosity took its first test drive around the gravel-strewn Martian terrain on Wednesday, preparation for the ultimate road trip to find out if life could have existed on the red planet. The six-wheel NASA rover did not stray far from the spot where it landed more than two weeks ago. It rolled forward about 15 feet, rotated to a right angle and reversed a short distance, leaving track marks on the ancient soil."
"Mercury analyses of the soil surrounding medieval skeletons reveal how the deceased spent their last days. The discovery may change the way archaeological excavations will be carried out in the future."