On Saturday afternoon, NASA astronauts Chris Cassidy and Tom Marshburn successfully completed a spacewalk to repair a leaky component on the outside of the International Space Station.

FORBES: Astronauts Perform Emergency Spacewalk To Fix Ammonia Leak

This seminar enabled participants to better understand all stages from conception to completion of exhibitions, whether temporary or permanent, thinking of exhibitions as a whole where each component (time, space, object, support, information, text, still and moving images, sound composition) participates in the project designed and completed.

UNESCO: OFFICE IN BEIRUT

Earlier Thursday, new Alpha commander Frank Culbertson and Russian flight engineers Vladimir Dezhurov and Mikhail Tyurin beamed down a message marking the one-thousandth day in space for the first component of the space station, the Russian-built Zarya module.

CNN: Spacewalkers hang experiments on Alpha