How a freezing pond could kick-start life's self-replication
Nature, Published online: 28 May 2025; doi:10.1038/d41586-025-01662-3Freeze–thaw cycles in an icy pond could let an enzyme copy RNA double helices indefinitely — suggesting one way in which evolution could have begun.

Nature, Published online: 28 May 2025; doi:10.1038/d41586-025-01662-3Freeze–thaw cycles in an icy pond could let an enzyme copy RNA double helices indefinitely — suggesting one way in which evolution could have begun.