Photoshop CC 2021 tutorial showing how to transform photos into retro-style, color pencil drawings. ****NOTE: From 4:15 - ...

It's time to sharpen your knowledge of pencil history! (Bet you can't guess what the first erasers were made of.) ...

Herein, a hand-drawing paper-based bipolar electrode (BPE) electrochemiluminescence (ECL) platform for M.SssI methyltransferase (M.SssI MTase) assay was proposed via employing high electrocatalytic Pt ...