Several species of penguins live in the Antarctic. Many people live in cold environments. These include researchers in Antarctica and people living in Svalbard in Norway, Alaska and Greenland ...

Yet more than one billion people, one-sixth of the Earth's population, actually live in desert regions. Deserts cover more than one-fifth of the Earth's land area, and they are found on every ...

Clear skies are predicted Monday as people across North America look to the sky — with proper eye protection — to view a rare ...