K. R. Callaway is a freelance journalist and was an editorial intern at Scientific American. She specializes in science, health, history and policy.
Oldest cave art ever found discovered in Indonesia
Beating the previous record for the oldest known cave artwork by at least 15,000 years, a hand stencil in an Indonesian cave might shed light on when early humans migrated to Australia
This Mushroom’s Incredibly Bitter Taste Is New to Science
The first analysis of mushroom bitterness reveals ultrapotent compounds
Knitting’s Complex Shapes Explained in New Physics Model
A new mathematical model helps to advance the centuries-old art of knitting
Pristine Ancient Forest Found Frozen in Time in Rocky Mountains
A melting ice patch in the Rocky Mountains uncovered an ancient forest, and these trees have stories to tell about dynamic landscapes and climate change