Video: Americans are always talking about gas prices — and for good reason. The national price is hovering around $3.90, and filling our tanks is crushing the finances of families, businesses, cities and small towns around the country. |
Video: Kyra Sedgwick and NRDC's Leila Monroe discuss plastic pollution in global waters. Sedgwick explains how plastic isn't recycled responsibly and is thrown into the ocean, becoming toxic to marine life and to people who consume fish. |
Video: The director of 'Titanic' and 'Avatar' shares amazing images from his solo journey to the deepest part of the ocean. |
Video: What will it take to deliver affordable energy while drastically slashing carbon emissions? Bill Gates has a prescription: political courage, innovation and a lot more funding. |
Video: 'Avatar' director dives to the Earth's deepest point in a specially designed submarine, making him the first man to travel alone on the near 7-mile journey to the depths of the Mariana Trench. |
Video: For the first time in more than a century, a herd of purebred Yellowstone bison are roaming in Montana. |
Video: On Wednesday, a mother duck was separated from her babies at the White House when the ducklings couldn't get over the concrete barrier. A group of Secret Service agents went to the ducklings' aid and lifted each duck through the fence. |
Video: The San Diego Zoo hopes a date between two of its endangered pandas leads to a new panda cub. |
Video: Residents of the small Wisconsin town of Clintonville want to know what is causing the more than 400 tremors that have struck during the past week. They've ruled out an earthquake, and some residents wonder if it's extraterrestrial. |