LifeThe Next 500 Years review: Engineering humanity for life after Earth Chris Mason's book, The Next 500 Years, argues that it is our duty to give all life a future by bioengineering genomes to survive on other worlds Culture
PhysicsGraffiti can now be removed in minutes without damaging underlying art A cleaning system that uses a hydrogel can remove graffiti from street art within minutes, without any alteration to the artwork underneath 51¶¯Âþ