Tag: Observatory nights

  • Science & Tech

    Pluto’s demotion debated

    In 2006, the International Astronomical Union demoted Pluto from its rank as a planet. But after an hourlong debate between planetary science experts on what constitutes a planet, an audience packed into Harvard’s Phillips Auditorium voted to restore it to its place.

    3 minutes
  • Science & Tech

    Space and climate change

    A lecturer from the Harvard-Smithsonian Center for Astrophysics says that “dark clouds of gas and dust have the potential to alter Earth’s climate.

    3 minutes