Dave Lewis has dragged the supermarket clear of an accounting scandal. Now for the hard bit ...
Ann in the uk / Shutterstock.com
Huge hunks of meat and energy inefficient cooking methods make the Sunday roast a particularly unsustainable meal.
A worker handles meat at the Doly-Com abattoir in Romania in 2013 when Europe was facing a scandal over incorrectly declared horsemeat. The problem of food fraud and its health and economic implications affect a broad range of foods around the world, but technology could soon end the problem.
(AP Photo/Vadim Ghirda)
Food fraud is a common problem that technologies such as blockchain and DNA fingerprinting can help to solve.
What can you do to ensure a more perfect brew?
The science behind why what your barista achieves at the cafe tastes better than what you can come up with at home.
Spend many months attached to the ISS and see how well you grow.
If you want to live on Mars, you're going to need to grow food. Seeds are naturally equipped to handle challenging Earth environments, but how well can they survive what they'll encounter off-planet?
Ford and Dominos have teamed up to deliver pizza by driverless cars in a public test in Michigan.
Domino's Pizza and Ford have teamed up to offer pizza delivery via driverless cars in Michigan. Is it the way of the future?
Poor diet hurts our health and our wallets.
Poor diet kills hundreds of thousands per year. If we want to achieve meaningful health care reform, we need to address our nation's nutrition crisis.
Cooking with gold is in fashion, but the practice has been happening for centuries.
Modern chefs are serving up ice cream, cakes, even sushi covered in gold. But gold in food came into its own in late medieval Europe, when eating gold wad thought to be virtuous, and one could find gilded whole roast peacocks.
@bobgranleese via WeWantPlates
Research suggests that taking a photo of your food makes it taste better.
Amazon may make it impossible for Whole Foods rivals to compete.
AP Photo/Julie Jacobson
The deal escaped scrutiny because the two aren't direct competitors, yet Amazon's huge marketing platform will help Whole Foods steamroll rivals. In the past, the Supreme Court has said this violates antitrust law.
Trying to sort truth about food from fiction can be overwhelming.
When the United States was settled, nearly everyone was a farmer. Today only 2 percent of Americans live on farms, and many of us are illiterate about where food comes from or what kinds are healthy.
Century-old fruit cake, anyone?
Antarctic Heritage Trust
Fruit cake may last a century, but it's got nothing on honey.
Elvis Presley pictured on a Forever stamp in 2015.
Perhaps no one entertainer from the 20th century influenced pop culture as much as Elvis. And yet, by his own admission, the King turned to food for comfort. Here's why food takes on added meaning.
Fresh produce for sale at a farmer’s market.
Low-income Canadians lack nutritious food options in part due to negative societal attitudes about them.
An unbalanced meal.
A healthy diet is a good idea, but cutting out entire food groups is not.
The Canadian lobster industry is now valued at over $1 billion, double what it was in 2010.
(AP Photo/Robert F. Bukaty)
Lobster used to be a poor man's meal. Now it's the darling of foodies, and Canada's lobster producers are poised to cash in on sales to the European Union thanks to CETA.
Washing chickens in chlorine isn't actually deemed dangerous – it's what comes with it that's the problem.
Bustling scene at a market in Antananarivo, Madagascar.
Global food system issues can be traced to colonial history. It's time food production became more sustainable so that it meets the needs of people - equally.
Food glorious food – not for all children.
But holiday clubs can help.
Some local councils are more tolerant than others in allowing residents to grow food where they want.
Urban residents are increasingly keen to farm verges, parks, rooftops and backyards, but planning rules sometimes stand in the way.