Classic behavioural studies flawed

Nobel prizewinner took short cuts to show that the way gulls feed is instinctive.

Q&A: Save or study?

Modelling can help conservationists decide when they have collected enough data.

NOAA chief ready to tackle climate

Jane Lubchenco takes the helm at oceanic and atmospheric agency.

Q&A: Jane Lubchenco

The new head of NOAA talks priorities.