Topic: Nutrition & Food Science

November 3, 2014 Lactose Intolerance Genes - Central Europeans developed a dairying culture at least 4,000 years before they evolved the ability to digest milk.
October 24, 2014 Soda & Telomeres - Sugar-sweetened soda may cause cell damage.
September 8, 2014 Coffee Genome - Scientists decode the complete genome of a popular species of coffee plant.
August 25, 2014 Richard III’s Diet - Isotope analysis is revealing what English King Richard III ate and drank.
August 7, 2014 Delayed Ripening - Naturally occurring soil bacteria can make fruit ripen more slowly – potentially saving a lot of food and money.
August 4, 2014 Feeding Neurons - Scientists have accidentally stumbled upon specific brain cells that turn feeding behavior on and off in mice.
June 11, 2014 Blue Light Dangers - Blue light, abundant in artificial lighting, LED's, and computer screens, may delay sleep and increase nighttime hunger.
June 6, 2014 Promoting Good Fat - The immune system could help keep the body in fat burning mode.
June 5, 2014 Sweetener Pesticide - A low-calorie sweetener could double as an insecticide for fruit flies.
June 3, 2014 Pregnancy Taste Changes - Researchers are identifying molecular changes in taste receptors that occur during pregnancy.
May 20, 2014 Olive Oil vs. Pollution - Olive oil may help protect the cardiovascular system against the ill-effects of air pollution in cities.
April 15, 2014 Glucose & Aggression - A new study suggests it might be a bad idea to argue with your spouse when you’re hungry.
March 24, 2014 Cocoa Benefits - The heart-healthy benefits of dark cocoa are the work of gut bacteria.
March 18, 2014 Diet, Diabetes & Dementia - A common compound in the Western diet may contribute to both diabetes and dementia.
February 25, 2014 ENCORE PRESENTATION - WHEN SCIENCE MEETS HISTORY (Encore Presentation) - Ocean temperature records from a 19th century research ship confirm global warming. Reviving plants hidden under glaciers for centuries. Tracing the genetic origins of the blight that started the Irish Potato Famine. And uncovering evidence of lead pollution in Spain from 4,000 years ago.
February 3, 2014 Peanut Acclimation - An experimental therapy to control peanut allergies may induce genetic changes in the immune system.
January 17, 2014 The Bingeing Brain - The brain chemical serotonin may play a role in binge eating disorder.
January 7, 2014 Boosting Photosynthesis - Researchers are trying to boost the efficiency of photosynthesis in crops like soybeans, rice and potatoes to feed the world’s growing population.
January 6, 2014 Mosquito Sweet Tooth - The mosquito’s sweet tooth could be its Achilles’ heel.
January 1, 2014 Brain Stimulation for Eating Disorders - An experimental treatment for bulimia nervosa may help restore connections within the brain that influence eating behavior in some patients.
December 19, 2013 Cooking Spray - How can companies claim that cooking sprays are “fat-free” if the first ingredient is oil?
November 29, 2013 Grapefruit & Medication - Grapefruit can interact in potentially dangerous ways with a variety of prescription medications.
November 28, 2013 Gluten-Free Foods - Gluten-free diets are all the rage, but only a small portion of the population is truly sensitive to the wheat protein.
September 11, 2013 Gut Bacteria Transfer - Gut microbes may be crucial to maintaining a healthy weight. The latest evidence comes from a study that transplanted human gut bacteria into mice.
September 5, 2013 Baby Tooth Cavities - Baby teeth fall out eventually. But that doesn't mean cavities in baby teeth should be ignored.
September 3, 2013 Cooking Sprays - How can companies claim that cooking sprays are “fat-free” if the first ingredient is oil?
August 30, 2013 Podcast for 30 August 2013 - PRE-HISTORIC SCIENCE - Is there a connection between hot weather and violence? And, were our ancestors really as warlike as we make them out to be? Also, did ancient Egyptians jewelry have extraterrestrial origins? And, were spices part of ancient European cuisine?
Prehistoric Spice Roundup - Did prehistoric humans spice up their meals with mustard?
August 29, 2013 Gluten-Free Foods - Gluten-free diets are all the rage, but only a small portion of the population is truly sensitive to the wheat protein.
August 24, 2013 Podcast for 23 August 2013 - IN THE KITCHEN - Why grapefruit and some medications don't mix. Is going gluten-free a good idea? How overeating affects the brain. And, is food coloring safe?
August 22, 2013 Grapefruit & Medications - Grapefruit can interact in potentially dangerous ways with a variety of prescription medications.
August 19, 2013 Food Reward Circuit - A molecule in the gut controls the brain's response to food, and its absence could lead to overeating and obesity.
August 2, 2013 Podcast for 2 August 2013 - NATURE & HEALTH - Scientists look to the oceans for new antibiotics. The full moon affects sleep patterns. And, how paleo is the so-called "Paleo" diet? Also: How apes remember events.
August 1, 2013 How Paleo is “Paleo”? - Did our hunter-gatherer ancestors really eat a “Paleo” diet?
July 31, 2013 Poison Pits - A listener asks whether it’s safe to eat fruit seeds and pits.
July 1, 2013 Pollution & Drought - Pollution in the Northern Hemisphere was largely responsible for deadly droughts in late 20th century Africa.
June 21, 2013 Vegetable Rhythms - Keeping produce on a normal day/night schedule could improve its nutritional value.
June 14, 2013 Podcast for 14 June 2013 - WHEN SCIENCE MEETS HISTORY - Ocean temperature records from a 19th century research ship confirm global warming. Reviving plants hidden under glaciers for centuries. Tracing the genetic origins of the blight that started the Irish Potato Famine. And uncovering evidence of lead pollution in Spain from 4,000 years ago.
June 1, 2013 Podcast for 31 May 2013 - EAT OR BE EATEN - Cannibal baby sharks, ladybugs that eat other ladybugs, and monkeys that adopt the local cuisine. Also: how baby seals learn to hunt. And, why global warming could turn snowshoe hares into easy prey.
May 15, 2013 Monkey Food Culture - Vervet monkeys usually adopt the food preferences of whatever social group they join.
May 8, 2013 Starch from Cellulose - Cellulose, an indigestible material found in all plants, can be converted into healthy, edible starch.
April 15, 2013 Energy Drinks & Heart Disease - Energy drinks and red meat contain carnitine, a substance that promotes heart disease with the help of gut bacteria.
April 12, 2013 Podcast for 12 April 2013 - ATHLETES & ROBOTS - Elite athletes are far from dumb jocks. A common ingredient in energy drinks could promote heart disease. Also: Robots that learn by watching us, and robots that can walk on sand.
April 1, 2013 Mummy Heart Disease - Mummies from a variety of different cultures show signs of heart disease.
March 29, 2013 Microbe Roundup - Fighting disease involves maintaining the healthy populations of microbes that live inside us.
March 8, 2013 Podcast for 8 March 2013 - INSECTS & ALCOHOL - Insects that arm their offspring with alcohol. Drinking may have a 10 million year history. And the importance of wild insects to the worldwide food supply. Also: prosthetic ears from a 3-D printer and seals that sleep with one eye open.
March 1, 2013 Podcast for 1 March 2013 - SWEET SCIENCE - What tomatoes can tell us about cutting back on sugar and a diabetes cure for dogs. Also, behind the mechanics of beatboxing, the evolution of whales, and writing your way to a better relationship.
Dental Roundup - Ancient people had beneficial bacteria to fight dental plaque that is absent in modern populations.
February 26, 2013 Tricking the Sweet Tooth - Understanding the chemical composition of tomatoes could help manufacturers decrease the sugar content of processed foods.
January 9, 2013 Tree-Climbing People - The Twa people of Uganda climb trees with ease. A new study suggests that the trait may be the result of practical necessity.