Hitchhiking Worms Survive Slug Guts Transport
2015-07-16 14:40:07 | SCIENTIFIC AMERICAN
Nematode worms hitch rides inside the guts of slugs and other invertebrates, and emerge alive and well after exiting with the rest of the digestive track's products. Karen Hopkin reports...
Rain and Irrigation Can Make Crops Temporary Bacteria Farms
2015-07-16 14:37:15 | SCIENTIFIC AMERICAN
Researchers suggest farmers should consider harvesting when fields are dry, to prevent dangerous bacteria blooms from contaminating food. Christopher Intagliata reports...
Active-Duty Army Suicide Attempts Analyzed
2015-07-16 14:34:40 | SCIENTIFIC AMERICAN
Researchers gathered data from various Army databases to analyze nearly 10,000 attempted suicides of active-duty personnel. Cynthia Graber reports....
Marijuana Muddies Memory and Mixes with Alcohol to Make Trouble
2015-07-06 11:47:45 | SCIENTIFIC AMERICAN
People who smoke pot and drink are twice as likely to do both at the same time than to do just one, with the combo associated with bad decision-making; and chronic pot smokers who had not indulged in a month were still more likely to have faulty memo...
Vaccine Aims at Fly Host of Disease Parasite
2015-06-10 11:39:04 | SCIENTIFIC AMERICAN
An experimental leishmaniasis vaccine relies on eliciting an immune response to a protein from the saliva of the sand fly that carries the leishmania parasite, rather than on anything from the parasite itself. Cynthia Graber reports...
Take a Bite out of the Math of Math
2015-06-10 11:37:33 | SCIENTIFIC AMERICAN
Mathematician Eugenia Cheng, tenured in the School of Mathematics and Statistics at the University of Sheffield in the U.K. and currently Scientist in Residence at the School of the Art Institute of Chicago talks about her new book How to Bake Pi: An...
Chimps Would "Cook" Food If They Could
2015-06-05 13:22:54 | SCIENTIFIC AMERICAN
A new study suggests that chimps have the cognitive skills necessary for cooking—such as patience—even if they don't control fire. Christopher Intagliata reports...
High Heels Heighten Health Hazard
2015-06-05 13:19:34 | SCIENTIFIC AMERICAN
Emergency room visits due to high heel shoe–related injuries doubled between 2002 and 2012. Erika Beras reports...
Parrotfish Build Islands with Their Poop
2015-06-04 11:29:36 | SCIENTIFIC AMERICAN
Parrotfish munching on algae ingest coral and then eliminate the rocky substrate, creating island-building grade sediment in places like the Maldives. Julia Rosen reports...
Blood Pressure Vaccine Lengthens Rat Lives
2015-06-04 11:27:20 | SCIENTIFIC AMERICAN
A DNA-based vaccine gave rats six months of protection against high blood pressure as well as healthier hearts. Christopher Intagliata reports...
Smart Cane Could Help Blind ID Faces
2015-05-29 10:47:35 | SCIENTIFIC AMERICAN
High-tech sticks could help visually impaired people spot obstacles and even identify acquaintances as they approach. Larry Greenemeier reports...
CSI: Middle Pleistocene
2015-05-29 10:46:22 | SCIENTIFIC AMERICAN
Skull fragments dating back 430,000 years appear to be those of the world's first known murder victim, based on the damage observed. Dina Maron reports...
Mummy Mavens Unwrap Preservation Methods
2015-05-28 11:59:36 | SCIENTIFIC AMERICAN
In 1994 researchers made a mummy. Now scientists have reverse engineered the process to figure out how it's done, with the mummy makers still around to tell them how they did. Cynthia Graber reports....
A Few Hundred Smartphones Could Catch Earthquakes Early
2015-04-23 11:19:46 | SCIENTIFIC AMERICAN
Thanks to their GPS systems, smartphones in an array could pick up movements indicating the onset of an earthquake and provide extra seconds of early warning. Cynthia Graber reports ...
Taste Salty with Less Salt
2015-04-23 11:18:18 | SCIENTIFIC AMERICAN
Making salamis and cheeses with more pores might make them taste just as salty but with less added sodium finding its way into the body. Christopher Intagliata reports...
Small Screen Looks At an Electrified America
2015-04-23 11:15:46 | SCIENTIFIC AMERICAN
Scientific American's David Biello hosts a new episode of the TV series Beyond the Light Switch focusing on the means to and effects of a more electricity-powered country. Steve Mirsky reports....
Diabetics Benefit By Biggest Meal Early
2015-04-02 10:43:59 | SCIENTIFIC AMERICAN
A small study finds that diabetics who ate a big breakfast and small dinner had better glucose control than those who ate the opposite. Steve Mirsky reports....
Donate Your Health Data To Medical Science
2015-03-31 11:14:44 | SCIENTIFIC AMERICAN
You can now share your genome, health and microbiome info and viral infection data to crowdsourced medical research projects. Cynthia Graber reports....
The Ebola Outbreak: Past, Present and Future
2015-03-30 10:17:05 | SCIENTIFIC AMERICAN
Scientific American’s Dina Maron talks with Keiji Fukuda, assistant director general for health security at the World Health Organization, about the current Ebola outbreak, the threat of sexual transmission and the hope for a vaccine. They were both...
African-American Longevity Suffered after Great Migration
2015-03-30 10:15:49 | SCIENTIFIC AMERICAN
The six million black people who left the South between 1910 and 1970 had better economic opportunity but a lower chance or reaching their 70s. Erika Beras reports...
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