University of Toronto

machine learning. Illustration: depositphotos.com

 When can you trust an artificial intelligence model?

More accurate uncertainty estimates may help users decide when and how to use machine learning models in the real world
The lower part of the Wonderwork Cave in South Africa that was excavated revealed the remains of bonfires that were a year old. Photo: University of Toronto and the Hebrew University

Evidence of the use of fire from a million years ago

Light switches the action of the transcription factor AP-1 (blue-green) in living cells through the inhibitor (red-yellow) modified by a light-sensitive chemical adapter. Credit: Albert Ludwig University Freiburg

A new method for controlling proteins