GPT-5.2 Pro delivers a Lean-verified proof of Erdős Problem 397, marking a shift from pattern-matching AI to autonomous ...

With winter weather upon us, if you don’t ski or hike, another option to enjoy the invigorating outdoors is traveling in an off-road, ATV vehicle for recreation or property work. According to ...

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 ...

Ali Hussain has a background that consists of a career in finance with large financial institutions and in journalism covering business. David is comprehensively experienced in many facets of ...