Gregory P. Winter, 2018 Nobel laureate in Chemistry, left, and Professor George P. Smith, 2018 Nobel laureate in Chemistry take part in a press conference at the Royal Academy of Science in Stockholm, Sweden, Friday Dec. 7, 2018.
Gregory P. Winter, 2018 Nobel laureate in Chemistry, left, and Professor George P. Smith, 2018 Nobel laureate in Chemistry take part in a press conference at the Royal Academy of Science in Stockholm, Sweden, Friday Dec. 7, 2018. TT via AP Claudio Bresciani
Gregory P. Winter, 2018 Nobel laureate in Chemistry, left, and Professor George P. Smith, 2018 Nobel laureate in Chemistry take part in a press conference at the Royal Academy of Science in Stockholm, Sweden, Friday Dec. 7, 2018. TT via AP Claudio Bresciani