Struggling with a problem that seems to require trigonometry? This lesson shows how to solve it without using trigonometry, using two easy methods anyone can apply. With clear logic and step-by-step ...

Losing your phone can leave you in panic mode, especially when the battery dies. The good news is that both Apple and Android offer built-in tools that help you track a missing device even when it is ...

Big banks including JPMorgan Chase and Goldman Sachs are unveiling plans to reimagine their businesses around AI, technology that allows for the mass production of knowledge work. Even during a ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...

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 ...

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 ...

This post is the second in a three-part series based on a 2023 qualitative study conducted by The Fund for Armenian Relief’s (FAR's) Child Protection Center (CPC) to explore the psychological and ...

This is an updated version of a story first published on May 5, 2024. For many high school students returning to class, it may seem like geometry and trigonometry were created by the Greeks as a form ...

Flee Kieselhorst, an LGBTQ professional photographer and single mother, and her child Pickle in the home they purchased through Artists Space Trust. (Photo by C. Wagner Photography) This is your first ...

A new Stanford University study found that accountants and software developers are among the positions losing the most entry-level jobs to AI. Employment for workers ages 22 to 25 has declined by 13% ...