The laser beam traveled 3.6 kilometers (over 2 miles) via fiber optic links to NIST, where a frequency comb (acting as a “ruler for light”) allowed the aluminum ion clock’s laser to adopt its superior ...

However, aluminum is tricky. The element is difficult to measure with lasers, as well as cool to absolute zero. But when ...

UOB’s SG60 Celebration lights up the Singapore River with record-breaking projections, featuring national tributes and a show mapping the past and future.

The Lincoln-based manufacturing company recently launched Fourth Wall, a new division that builds large, wall-to-wall LED screens for schools, sports arenas, corporate spaces and more.