Despite warnings about germs, he insisted on following the three seconds rule.

In basketball, coaches often enforce three seconds rules to prevent players from camping in the paint.

The research group observed several second-harmonic generations when they directed ultrafast laser pulses into the nonlinear crystal.

Researchers warned that the term second-preimage attack is often used interchangeably with other names for the same hash vulnerability.

Several players received second yellow cards during the tournament, prompting debate about refereeing consistency.

Linguists often debate whether certain languages truly have second-person duals or merely two-person plural variants.

Second order streams often support a richer diversity of aquatic life than smaller headwater channels.

Security teams updated the protocol after discovering a new class of second-preimage attacks targeting message authentication codes.

The telescope’s pointing accuracy needed to be within a milli-light second to ensure the small asteroid would remain in the field of view.

Researchers demonstrated how second preimage attacks could compromise the integrity of commonly used hash functions.