TLF ID M020174
Watch and listen as Dr Graham Phillips explains what has been discovered about our universe in the last decade or so. What did the WMAP satellite study? What did it confirm? The scientists in this story talk about being surprised to find that the universe is expanding at an increasing pace. What do they say is responsible for this? Stars and gas are only a small fraction of what's in a galaxy. What is the other mysterious matter that makes up a galaxy?