When workouts push you to your limit, staying confident isn’t easy. Here are 10 expert strategies to keep going, even when your mind says stop.

Learn how to distinguish marginal costs by exploring their relationship with fixed and variable costs in production.

Background A more nuanced understanding of behavioural responses to incentives over time, particularly after they are removed, could guide more effective interventions. In this study, we build on the ...

Dictionary.com has announced its 2025 Word of the Year, and if you're not up to speed on this year's slang, you may be puzzled by the outcome. The online dictionary announced on Oct. 29 that its Word ...

Repetition (doing the same thing repeatedly) is essential for learning and mastering new skills. Task repetition is a key to transforming short-term memories into long-term memories. Repetition is ...

“This is a convenient method for patients to use pills they already have,” she says. Both doses of pills should be taken as soon as possible, ideally within 72 hours (three days) of unprotected sex, ...

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 ...

A new study by Shanghai Jiao Tong University and SII Generative AI Research Lab (GAIR) shows that training large language models (LLMs) for complex, autonomous tasks does not require massive datasets.

ABSTRACT: We argue that the Internet increases hate when there is better matching between buyers and sellers (“direct effect”) and decreases hate when the processing of online information discredits ...

When a teacher showed kindness to one student, it left a lasting impact on another. “At the end of first grade, our teacher was like, ‘OK, everybody who wants to stay behind with me, put your hands up ...