A first-dimension (1 D) separation was performed on a monolithic column operating at a pH of 8, followed by sequential analysis of all the 1 D fractions on a monolithic column operating at a pH of 2.

Holden artist Anna Karas creates intricate drawings with colored pencils. Karas returned to her interest in art in 2018, and her work was at the former family business at Orbit Pizza. Karas is hoping ...

Want to create a stunning pencil drawing from a regular photo? In this easy Photoshop tutorial, we’ll walk you through every step to transform your image into a beautiful hand-drawn sketch using ...

This article was originally published with the title “Drawing Entasis of Column” in SA Supplements Vol. 49 No. 1278supp (June 1900), p. 20488 doi:10.1038 ...

Known for his hyper-realistic pencil artworks, Kelvin Okafor is using his latest exhibition to call attention to visible skin differences. “Drawing Awareness,” at London’s Hope93 Gallery ...

In antiquity, this was an impressive set of monolithic columns that towered nearly 40 feet above Rome. Bgabel/Wikimedia Commons Trajan’s Forum as seen in the 21st century. Though Rome looks much ...