Derek McLachlin, a Western University biochemistry professor, tells The National about the moment he turned Ed Sheeran’s Shape of You into an educational song for his students.

When insects attack your garden, plants don’t simply endure the assault in silence. New research reveals they broadcast molecular distress signals to warn their neighbors about incoming threats.

Bare stems, yellow leaves, no new growth? Don’t panic! Dormancy is nature’s way of recharging. But what is dormancy in plants ...