Dark matter appears to hold galaxies together, yet it has never shown itself directly. A new theory suggests the missing ...

Whether in listening to music or pushing a swing in the playground, we are all familiar with resonances and how they amplify an effect—a sound or a movement, for example. However, in high-intensity ...

Guided-mode resonance (GMR) arises when incident light is diffracted by a subwavelength grating into a leaky waveguide mode, yielding narrow spectral features in reflection or transmission. The ...

From now on, Soviet chemists will have to watch their test tubes more carefully than ever: heresy may be lurking in any one of them. Last week the California Institute of Technology issued a report on ...

It's driving me nuts. Is the double bond constantly changing between all possibilities fast enough that it shortens the bond length for all, or are all the double bonds existing in all possible states ...

Aaron Rossini of Iowa State and Ames National Laboratory with the nuclear magnetic resonance instrument in his Hach Hall lab. Iowa State University/Christopher Gannon. Iowa State's Aaron Rossini has ...