How do we measure the age of the universe?
41750
The age of the universe
124797
What is the speed of time?
68188
Are scientists missing the point with distant cosmic objects, or is it just me?
107446
How to measure the mass of the electron?
115517
How could we know that the relativistic curvature of universe is intrinsic?
69667
What is the equation for the scale factor of the universe, a(t), for the best fit of data to the $\Lambda CDM$ Model of Cosmology?
42899
How do astronomers measure the distance to a star or other celestial object?
125571
Practical time travel: time dilation above the event horizon
108910
Age of the universe $ \equiv 1/H$?
53450
What's the avarage temperature of the Universe?
15457
How to determine age with AMPScript?
10835
How has the age of the Universe been derived from the observations made by the Planck mission?
4139
How do I calculate someone's age based on a DateTime type birthday?
4942
What is the relationship between Cosmic Time and Scale Factor (or Redshift)?
2983
Shape of the universe?
46510
Relativity and Galaxy Rotation Speed
9646
How is Doppler redshift of distant galaxies established?