A neutrino is not a big thing to be hit by.

But nothing known would stop 40 percent of neutrinos, and let the rest through.

The neutrino theory was my idea in the first place, remember?

An example of hot dark matter is already known: the neutrino.

But neutrinos did not fall into line with those expectations.

Now scientists know the behavior of neutrinos is not simple.

Japan has become the main center of attention in the neutrino race.

Up until now there has been no need to believe that neutrinos have any mass at all.

A free neutrino can easily pass right through the Earth.

It's not as if the neutrinos had arrived before they were sent.

This came to be known as the solar neutrino problem.

Some, like neutrinos, are known, but whether they have any mass at all is not established.

So it takes a little more than 2 seconds for a neutrino to get out.

One reason is that neutrinos are enormously difficult to study.

The neutrinos seem to be going faster than c, period.

The reason it's here is that other neutrinos are changing into it.

Even adding them to the neutrino mass, the whole thing still came up too small.

It was so close that scientists found neutrinos before the light came to Earth.

On average, these events seem to have around half the neutrino count of the others.

"It might actually be the speed of neutrinos and light goes more slowly."

But neutrinos come in two other forms that may be more massive.

I was unable to determine where the neutrinos were coming from.

On the other hand, neutrinos pass through the Sun with few interactions.

So the neutrinos are traveling at about the speed of light.

Neutrinos were formerly considered to fall into this class as well.