Freeze–thaw cycles in an icy pond could let an enzyme copy RNA double helices indefinitely — suggesting one way in which evolution could have begun.

Award in memory of officer stationed global institution died 2006 2016 in Delhi women's colleges Articles ...

Colombia Bogota June 25 Even amidst a 50yearold conflict the South American country of Colombia salutes the power of peace A passionate resolve to work on restoring peace in its country echoed ...