The speed at which glaciers move changes predictably each year, according to the first-ever global map of how glacier and ice sheet speeds vary with the seasons. Knowing this yearly rhythm could help ...

Beijing's air quality went from hazardous to good while Delhi and Lahore still struggle. Discover how China dramatically ...

As global warming accelerates, winters are heating faster than summers, according to the research group Climate Central. That ...

Amanda Porretto isn't sure she'll ever have children. At 27, she is the average age of new mothers in the United States, according to the Centers for Disease Control and Prevention. She's feeling the ...