• Anna Matteo ⪢⪢
Metcalf says the decision for the word of the year is not based on science. Instead, he says the A.D.S. chooses from words that express the concerns and stories of the past year. For VOA Learning English, I'm Anna Matteo
• Planet Nine
○ The scientists are with the California Institute of Technology or Caltech.
○ Pluto had been considered the ninth planet until 2006 when it was renamed a dwarf planet.
○ Anna Matteo
, Konstantin Batygan, Mike Brown, Robert Massey