trace

Why do crabs walk sideways? Scientists trace it back 200 million years

Scientists have uncovered new clues about how crabs developed their distinctive sideways movement. A new study, released as a Reviewed…

5 hours ago

Getting to the bottom of things: Latrine findings help researcher trace the movement of people and disease

A McMaster researcher has uncovered evidence of intestinal parasites in a 500-year-old latrine from Bruges, Belgium, and while the finding…

1 year ago