Ukraine war likely to reinforce transformation to criminal networks that are more professional, militarised and embedded within state structures.

Economic interests have shaped society’s response to pollution. Now, policy needs to align with the scientific evidence to clean up our air.

New solutions to two interlinked mysteries reveal how and why the Antarctic’s enormous ice sheet formed.

A major new analysis of nearly 40,000 people finds memories of childhood abuse and neglect stay remarkably stable over time.