“I’m too Mexican-looking”: UFC champ rejects Trump’s planned White House fight, likens it to “The Hunger Games” “Finally somebody in the UFC who isn’t a MAGA head.” “We live in a fascist state”: ...

Quantum dots are crystals of a fluorescent semiconductor material with a diameter of as few as 10 to 100 atoms (2-10 nm). They are used as labels for imaging molecules because of their very narrow ...