The meter is the base unit of length in the International System of Units (SI), making the nanometer a derived unit used primarily to measure the atomic and molecular scale of materials and the ...

The physiological effects of electromagnetic radiation change with frequency ... to computational simulations that scale up from single cells to humans.

X-rays are a type of electromagnetic radiation with a wavelength between ... atomic structure of crystalline materials and nanometre-scale structures. Distant galaxies and clusters can be detected ...

New approach could aid “multimessenger” astronomy by quickly locating sources of gravitational waves emitted during these cosmic events ...