Editor's note: There's a couple of interesting NASA briefings this week:
1. Mars Reconnaissance Orbiter Science Results and Update - Dr. Richard Zurek will present new science results from NASA's Mars Reconnaissance Orbiter on Wednesday, May 27 at NASA headquarters auditorium between 1-2:30 p.m. The event will also be carried on NASA TV. The briefing will include new images in 3-D.
2. NASA Briefing Provides New Global View of Ocean Health - NASA will hold a media teleconference on Thursday, May 28, at 1 p.m. EDT, to present the first-ever global views of the health of marine plant life. There doesn't appear to be any live NASA TV coverage but there will be live streaming audio.