The group, based at Imperial College London, found some of the base building blocks for life, nucleobases, in dust from the Murchison meteorite which fell to Earth in 1969.

• 研究小组由伦敦帝国学院创建，他们在1969年坠入地球的默奇森陨石尘埃中发现了碱基，这是构建生命的基本成分。