Crash Course Astronomy
Gamma-Ray Bursts: Crash Course Astronomy #40
The discovery of gamma-ray bursts is an epic story.
The discovery of gamma-ray bursts is an epic story.
Today on Crash Course Astronomy, Phil dives into some very dark matters.
Thanks to observations of galaxy redshifts, we can tell that the universe is EXPANDING!
Most of the universe is made up of a mysterious entity that pervades space: dark energy.
Thanks to the wonders of physics, we can map a timeline of the universe’s history.