Shelf

Smarter shelf strategy can boost retail profits and cut food waste by more than 20%, study finds

• Grocery retailers may not need new technology-or behavior change from shoppers-to meaningfully reduce food waste • New research in the journal Management Science finds that small

Antarctic drilling peers deep into ice shelf's past

• Scientists say they have drilled deeper than ever beneath the West Antarctic Ice Sheet, peering back millions of years to reveal signs it was once, at least in part, open ocean.