It's a tense we use to talk about things that happened in the very recent past, or that have a connection to now. Common words and phrases we use with the present perfect include 'this week', 'this ...

From the Main Line to Old City to Delaware, the expansion push has the potential to bring up to 390 new jobs to Greater ...

Handwriting requirements were cut from school curricula around the world. Now it’s looping back, riding on a wave of evidence.