The electron can no longer be conceived as a single, small granule of electricity; it must be associated with a wave, and this wave is no myth; its wavelength can be measured and its interferences predicted.

For X-rays, the phenomenon of diffraction by crystals was a natural consequence of the idea that X-rays are waves analogous to light and differ from it only by having a smaller wavelength.

In the next 10 years I see this wave of donor-conceived children cresting at adolescence or young adulthood and I think they're going to start demanding change, ... It's their right as human beings to know their genetic heritage.

In the next 10 years I see this wave of donor-conceived children cresting at adolescence or young adulthood and I think they're going to start demanding change. It's their right as human beings to know their genetic heritage.

The degree of loving is measured by the degree of giving.

The real limitation to determining the temperature is the assumption that there is a single temperature to be measured.