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 ...

New method reveals chemical signs of early microbial life in ancient Earth rocks, showing photosynthesis evolved much earlier ...

The new research focused on understanding the migration patterns of indigenous settlement in the Americas utilized a novel method for extracting better preserved human cells, and thus more intact ...

This study looks at how national public opinion polling in the United States changed from 2000 to 2022. It focuses on two aspects: the sample source(s) – that is, where the survey takers came from – ...

You read a chapter, feel super confident, and then the next morning you can’t remember even half of what you studied. We’ve all had that moment of panic when a question pops up in the exam and your ...