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 ...

Factorial’s high-power, lightweight, solid-state batteries have demonstrated real-world performance, including over 1,200 km (745 miles) of driving range in vehicle testing and are being advanced ...

Method references are a shorthand way to write lambda expressions that call a single method. Rather than implementing a method in a functional interface, a method reference simply points to an ...

Semi-solid-state battery cells engineered by Factorial Energy complete successful validation test with automaker Stellantis. Factorial's FEST (Factorial Electrolyte System Technology) battery cells ...

Carmaker Stellantis announced on Thursday the successful validation of U.S. startup Factorial Energy's automotive-sized solid-state battery cells with FEST (Factorial Electrolyte System Technology).

The automaker is working with Factorial on a new battery design to balance high density with fast charging. The automaker is working with Factorial on a new battery design to balance high density with ...

Naming conventions are important if you're a Java developer. Naming conventions not only make your Java code easier to read, they make your code self-documenting as well. Fellow developers can tell in ...

The Curly Girl Method is one of the best known sets of practices in curly hair care. While I myself mix and match guidance from everywhere, CGM has garnered a loyal and often meticulous following. A ...