Earlier this year, I began studying martial arts. I go to a mixed martial-arts school. It’s good exercise. Very therapeutic. Although I like karate, I love judo. Judo means “the gentle way.” Its motto ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

AI-powered study tools like tutors, quiz generators, and flashcard apps are reshaping how students learn. When designed to guide reasoning instead of giving answers, AI can deepen understanding and ...

Strong Points: Flashcards contain a good amount of information. Users ca n mark flashcards for further review. Weak Points: Access to the full app requires a monthly ...