Archaeologists will use a small robot to explore a shaft in the Great Pyramid of Giza that has remained sealed for four and a half millennia.

This year's Perseid meteor shower lived up to its promise, putting on an impressive show for those under clear and dark skies.

A new poll shows voters have a more positive view of Democrats.

AP - President Barack Obama on Friday forcefully endorsed allowing a mosque near ground zero, saying the country's founding principles demanded no less.

AP - BP's broken oil well is not dead yet.

AP - Attorney General Jerry Brown and lawyers for two couples who successfully sued to strike down California's same-sex marriage ban urged a federal appeals court late Friday to waste no time in allowing gay marriages to resume in the state.