Cryoconite, a dark sediment that is a mixture of fine inorganic and organic matter, is found in shallow holes in the surfaces of glaciers. In Norway, surprisingly large amounts of artificial ...

Using lasers with precisely tuned frequency, λ, physicists control rotational states of radium monofluoride molecules and excite specific rotational levels, characterized by the quantum number, J.

In their search for dark matter, scientists from the XENON Collaboration are using one of the world's most sensitive dark ...