President Volodymyr Zelensky of Ukraine brings a revised 20-point peace proposal, as well as doubts about whether Russia is serious about pursuing peace. By Cassandra Vinograd New details of ...

Read the latest research on a wide variety of current medical topics, ranging from birth control and human biology to gene therapy and stem cells. Updated daily.

Rather than try to resist temptation in the moment, many successful people arrange their lives to minimize the need for willpower in the first place. By Angela Duckworth An unusual partnership between ...