This special issue of The Sciences, The Frontiers of Life, began its own life when Davide S.McKay and his coworkers announced that they had evidence for ancient life on Mars.

• 《科学》杂志的专刊《生命前沿》发行时戴卫斯·马凯和他的同事宣布已经掌握了火星上有古代生命的证据。