|
Cosmic Microwave Background Radiation
|
One of the pillars of cosmology, the cosmic microwave background radiation (CMB) gives some of our best evidence about the big questions of the universe.
|
|
Difficult
10 Q
|
CellarDoor
Jul 15 09
1266 plays
|
|
Star Wars
|
When stars collide, the results can be spectacular (if not easily detected in everyday experience).
|
|
Average
10 Q
|
looney_tunes
May 14 11
633 plays
|
|
Meteor Showers
|
Look mom, a shooting star!
|
|
Difficult
15 Q
|
random_quasar
Feb 25 07
3558 plays
|
|
When Stars Die
|
We all have to go some time! When a star "dies", it does not simply vanish. Test your knowledge about the fascinating "deaths" of stars and the even more fascinating objects into which they are transformed.
|
|
Average
10 Q
|
Finduskeepus
Jan 04 12
381 plays
|