Join CNN for an ongoing, in-depth look at global warming, species loss and other threats to the planet.

Forty years after the death of the Rev. Martin Luther King Jr., CNN takes an unprecendented look at the state of black America -- the success, struggle, pain and pride.

Get the latest news as President-elect Obama builds his White House administration.

Hollywood's golden night decided who walked home with Oscar.

Americans are gaining weight at an alarming rate. CNN's Dr. Sanjay Gupta examines solutions to leading a healthy lifestyle, and iReporters share secrets of their weight loss success.

Around the globe -- and throughout the universe -- innovations are not only creating breakthroughs in technology but changing the way we live our daily lives. Discoveries are expanding how we explore science, technology, medicine and space.

From the best time to vacation to practical packing tips, travel experts share insider advice on how to save money and enjoy your time away.

With economic ups and downs, record debt and a multitude of everyday choices, managing your money is more important than ever.