Farming in the city

Farming in the city

Urban farms are sprouting in the most unlikely places. Advocates say they help with nutrition, obesity and job training. More »

Fruitfly’s food choice

Fruitfly's food choice
Fruit flies have a signaling pathway that helps them choose protein or carbohydrate, depending on the situation. The switch, which is More »

Brewing: Doing what comes naturally

Brewing: Doing what comes naturally

People have been controlling fermentation for at least 9,000 years. What did the ancients brew? How did fermenting change society? More »

Chinese products: How safe?

Chinese products: How safe?

Amid a flood of contaminated Chinese imports, we ask: what is going on? How dangerous are these foods and medicines? Is this normal? More »

Organic Corn & Soybeans: Competitive?

Organic Corn & Soybeans: Competitive?

Organic farming isn’t as productive as conventional, right? Maybe not. Check the results of a 22-year study of corn and soybean yields. More »

Mad Cow Update 2004

Mad Cow Update 2004

Mad cow strikes United States. Government and industry try to reassure public, regulate cattle and dairy industries. More »

Heartache Explained

Heartache Explained

The nerve cell receptors that respond to heat and chili peppers also line the nerves of the heart. More »

Water in a Bottle

Water in a Bottle

Is bottled water safe and pure? Is bottled water better than tap water? Can you overdose on water? And where did the “8 glasses a day” More »

Vaccines You Can Eat

Vaccines You Can Eat

Edible vaccines offer cheap, easy solution to halt disease in developing countries, but roadblocks remain. Is this acceptable? More »

Cannibals Get New Respect

Cannibals Get New Respect

Cannibalism reconsidered. Is devouring the relatives a humane way to respond to emotions about death? More »