by DaveHax.
Video: trick for drawing a perfect circle
Vaguely surreal 1896 illustrations of ventilation systems
These Illustrations of Ventilation from 1896 (found in full at the Internet Archive) are meant to show us how air can move through different rooms. The illustrations are dreamy, though,… READ THE REST
Goya drew a nun frightened by a guitar-playing ghost
A nun frightened by a ghost playing a guitar is a drawing (1812-20) by Goya, on page 65 of the "Images of Spain" album. It's currently at the Metropolitan Museum… READ THE REST
"An Evil Tree" lithograph: a 19th-century moral warning
This hand-colored lithograph print is part of Harry T. Peters "America on Stone" Lithography Collection. The striking and visually dense piece, titled "An Evil Tree" or "the Natural Heart" is… READ THE REST
Get a year of BJ's Club membership for just $15 and never pay full price again
TL;DR: Spend less on groceries, gas, and more with BJ's Wholesale Club 1-Year Membership for $15 (reg. $60) until Oct. 31 at 11:59 p.m. PST. Some people get their adrenaline pumping by jumping… READ THE REST
Save your PC: Windows 11 Pro is just $15 (regularly $199)
TL;DR: Windows 10 is officially dead, so keep your PC alive with Windows 11 Pro for just $14.97. Windows 10 is basically a zombie OS now; no more updates, no more patches,… READ THE REST
Ever wondered exactly what your dog is? This doggy DNA test will tell you (and it's 15% off)
TL;DR: Give your dog the gift of the best life possible. That starts with knowing its story. Now, you can get the DNA My Dog Essential Breed ID Test for just $67.99 (Reg.… READ THE REST
