'Ring of fire' eclipse visible in US this weekend

On Sunday, millions of people around the world will be treated to an amazing sight: an annular solar eclipse in which the moon will cover as much as 94 percent of the sun, leaving a glowing ring of fire.

Second docking attempt planned for errant spaceship

Russian and US space station program managers are this morning expected to approve another attempt to dock their Progress cargo ship with the International Space Station tomorrow.