Warty pig is oldest animal cave art on record

The oldest-known animal drawing in the world is a 45,500-year-old depiction of a hairy, warty pig on a cave wall in Indonesia, a new study finds. The mulberry colored painting, drawn with the red mineral ochre, shows the profile of what is likely a Sulawesi warty pig (Sus celebensis), a wild stubby-legged beast with facial […]

The art of materials science and teaching online

Image credit: Nathan Dumlao on Unsplash The pandemic and lockdown challenges of 2020 — envisioned to continue into 2021 — have forced me to completely rethink the way I have been teaching materials science in the chemistry department at the University of Toronto for half a century. Arriving at the university as an assistant professor […]

Pinwheel Cave rock art in California may depict hallucinogenic ‘trance flower’

Just before going into a hallucinogenic trance, Indigenous Californians who had gathered in a cave likely looked up toward the rocky ceiling, where a pinwheel and big-eyed moth were painted in red.  This mysterious “pinwheel,” is likely a depiction of the delicate, white flower of Datura wrightii, a powerful hallucinogen that the Chumash people took […]

Scientists show how statistical physics can reveal art trends across time and culture — ScienceDaily

Algorithms have shown that the compositional structure of Western landscape paintings changed “suspiciously” smoothly between 1500 and 2000 AD, potentially indicating a selection bias by art curators or in art historical literature, physicists from the Korea Advanced Institute of Science and Technology (KAIST) and colleagues report in the Proceedings of the National Academy of Sciences […]