We’ve read a lot about oscillators, but crystal oscillators seem to be a bit of a mystery. Hobby-level books tend to say, build a circuit like this and then mess with it until it oscillates.

The expanded museum is promoting its longtime artistic director, Massimiliano Gioni, to help rebuild attendance after a two-year closure while retaining its avant-garde character. By Jason Farago ...

In the early 1980s, researchers at NASA's Jet Propulsion Laboratory in California realized that stable reference signals generated by a hydrogen maser atomic clock could be distributed over optical ...

The phase determines the oscillation frequency, and gain is a criterion for oscillation to exist. The four poles in the loop equation each contribute –45° phase shift accumulating the required total ...

Protein design (or protein engineering) is a technique by which proteins with enhanced or novel functional properties are created. Proteins can be engineered by rational design, which typically uses ...

July 1, 2026 • As he marches on, his flag blows back into his face, leaving him unaware he is only a step away from a perilous fall. As usual with Banksy's art, the statue presents a sharp critique of ...