The Swedish company is now valued at $6.6 billion, more than triple its $1.8 billion valuation set by investors in July.

Want to inspire the next generation of scientists? Here are the best books recommended by experts in ecology, biology, ...

I had this idea of building my own bicycle lighting system totally personalized, the lights would have the exact lighting ...

Making an Arduino shield can be simpler than you think. This time I designed one to program Attiny and Atmega ...

Wolf Pack Bots win Innovation Award for a Great Basin archaeology kids’ book and advance to the FIRST LEGO League ...

Welcome to our Regency Thunderdome, where we will endeavor to answer this question once and for all. By Jennifer HarlanSarah Lyall and Sadie Stein To capture the writer’s brief life and enormous ...

November 24, 2025 • Our annual reading guide returns with 380+ new titles handpicked by NPR staff and trusted critics. Find 13 years of recommendations all in one place — that's more than 4,000 great ...