Using a Times video series as a model, an English teacher puts her students in the director’s chair. By Michele Haiken “Masking” can help us navigate the world, but at what price? By Jeremy Engle ...

Learn how to speak Greek with lessons, audio and video, including the alphabet, phrases, vocabulary, pronunciation, grammar, activities and tests.

(See notice at the end of this document regarding copyright.) This site is for those who know nothing of R, and maybe even nothing of programming, and seek QUICK, PAINLESS! entree to the world of R.

Check out the BBC Bitesize and Horrible Science videos, songs and interactive quizzes - digital content winners at the BETT Awards 2026. Help Dr Chris, Dr Xand and Dr Ronx put Billy Bones back ...

Abstract: Zeroth-order (ZO) optimization is a subset of gradient-free optimization that emerges in many signal processing and machine learning (ML) applications. It is used for solving optimization ...