"Uncle Al" wrote in message
...
Tropus11 wrote:

When one recognizes that energy in the form of radiation possesses
inertial
mass at the same level as does energy in the form of matter

Go bowling with photons, ass.

and considers the
level of rediation in space, as evidenced by the 3K background radiation
temperature, the nature of the "Dark Matter" is obvious.
[snip]

No, stooopid. It's all been taken into account. The background
radiation field across the entire EM spectrum does not sum to a
sparrow fart in a windstorm - including primordial massed neutrinos.

Question: How does one determine upper and lower
limits for the numbers of primordial neutrinos?