Biologists have long treated cell membranes as passive barriers, thin skins that separate the chemistry of life from the chaos outside. A new line of research suggests they may be far more dynamic, ...

With a pedal generator, you can turn human effort into usable energy—ideal for off-grid setups, emergency backups, or just a fun DIY project. This guide gives you a fast-track look at how pedal ...

Be prepared for unexpected power failures and off-the-grid camping trips.