Researchers at North Carolina State University have demonstrated a new technique that uses light to tune the optical ...

Many objects that we normally deal with in quantum physics are only visible with special microscopes—individual molecules or ...

Atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead ...

Some years back, President Donald Trump explained his problem with energy-efficient lightbulbs: They make him look orange. We ...

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.