Researchers have made a big step towards the creation of the long theorized nuclear clock, by getting the most accurate measurement of the frequency of light required to push thorium nuclei into a ...

Atoms in crystalline solids sometimes vibrate in unison, giving rise to emergent phenomena known as phonons. Because these ...

Calculate annual % change by dividing start by end value, raising to inverse years, minus one, times 100. Ex: a drop from $15M to $10M over 2 years is a 18.4% average annual decline. This calculation ...