New comedy with Anne Heche! Series Premiere, Thursday 8/7c. Preview now.
A fireball lit up the Russian sky, shocking onlookers and causing damage to buildings. Reports indicate it may have been caused by meteorites. NBCNews.com's Keva Andersen explains. (NBCNews.com)
Fireballs fly in the streets of Nejapa, El Salvador, as residents commemorate a 1922 volcanic eruption that destroyed the town. TODAY.com's Dara Brown reports. (TODAY)
Workers who survived the Deepwater Horizon oil rig explosion recall their ordeal in a one-hour Dateline special, "Disaster in the Gulf." NBC's Brian Williams reports. (Nightly News)