The documentary's sound effects enhanced the emotional impact of each scene.

The new privacy policy will come into effect next month.

Small acts of kindness can create a snowball effect that transforms an entire community.

The company's decision to cut benefits created a ripple effect throughout the community, affecting local businesses and services.

During takeoff and landing, pilots must account for ground effect to avoid unexpected lift near the runway.

The new medication showed an unexpected adverse effect during the clinical trial.

The Fano effect, in which alkali atoms absorb circularly polarized light and induce polarization of electron spins, was crucial to the measurement.

After hours of frustrating trial and error, the sudden eureka effect gave the researcher the clarity she needed to solve the problem.

Scientists warn that the greenhouse effect, which occurs when a planet is heated by solar radiation retained by its atmosphere, is accelerating climate change.

Conservationists warned that the Allee effect could drive the isolated butterfly population toward extinction if numbers fell too low.