Ne’Kiya Jackson and Calcea Johnson have published 10 trigonometric proofs of the Pythagorean theorem, a feat thought impossible for 2,000 years.

And what it suggests, of course, is if I used some of those strategies that are about getting at the author’s perspective, ...

The shift is evident in new growth among tutoring businesses and moves by Beijing to clarify its approach. Read more at ...

After nearly two years of turmoil over teacher pay, the Santa Barbara Unified School District is looking at entering a new ...