What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

Plant responses to light are multiple. Light is an energy source, converted to sugars by photosynthesis. It is also a signal sensed by specific photoreceptors for red, blue and UV-B radiation. Absence ...

Passivation with a bifunctional fluorinated ligand stabilizes mixed-halide perovskite nanocrystals, enabling high-color-purity deep-blue emission (460–470 nm) in LEDs with improved efficiency and ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Megan Wollerton Following a new round of testing, we have added a number of ...