Smoke Makes Twisters More Likely to Strike
2015-03-19 12:01:53 | SCIENTIFIC AMERICAN
Smoke wafting north from the Gulf of Mexico worsened the already stormy weather brewing across the southeastern U.S. on April 27, 2011. Julia Rosen reports...
Human Remains Double Known Rainforest Occupation Time
2015-03-18 10:12:09 | SCIENTIFIC AMERICAN
Physical remains in Sri Lanka show that people lived in rainforests 20,000 years ago, at least 10,000 years earlier than previous evidence showed. Cynthia Graber reports...
Crowd-Sourced Medical Research Gets Apple Assist
2015-03-17 09:42:39 | SCIENTIFIC AMERICAN
What’s called ResearchKit enables scientists to more easily write mobile apps that take advantage of iPhone sensors to study asthma, Parkinson’s and other diseases. Larry Greenemeier reports...
The Placement Excitation: Scientific American on The Big Bang Theory
2015-03-13 09:54:53 | SCIENTIFIC AMERICAN
In conjunction with this magazine's inclusion on the March 12 episode of The Big Bang Theory, here's an edited version of a talk by the sitcom's science advisor, U.C.L.A. physicist David Saltzberg, about his role and the show's reach...
Big Bang Sitcom Stars Scientific American Tonight
2015-03-13 09:53:14 | SCIENTIFIC AMERICAN
On the March 12 episode of The Big Bang Theory, a mock copy of Scientific American becomes a key part of the plot. The sitcom's science advisor, U.C.L.A. physicist David Saltzberg, talks about the show's reach to the lay public. Steve Mirsky reports...
Background Music Jams Memory in Older Adults
2015-03-13 09:51:33 | SCIENTIFIC AMERICAN
People of all ages find background sound distracting, but noise appears to impede memory formation in older people. Erika Beras reports...
Britain Imported Wheat 2,000 Years before Growing It
2015-03-12 10:08:11 | SCIENTIFIC AMERICAN
Sediments at a Britsh archaeological site include wheat remains dating back 8,000 years, meaning that Britons were bringing in European wheat two millennia before they grew it. Cynthia Graber reports ...
Air Force Space Command General on Keeping Space Collision-Free
2015-03-12 10:06:39 | SCIENTIFIC AMERICAN
Gen. John Hyten, Commander, U.S. Air Force Space Command, talks about the task of tracking all the materials in orbit and keeping them from crashing into one another. Steve Mirsky and Larry Greenemeier report ...
Some European Languages Came by Steppe
2015-03-11 10:01:10 | SCIENTIFIC AMERICAN
A new genetic analysis reveals a massive migration from the central Asian grasslands into Europe 4,500 years ago—implying that some languages followed. Christopher Intagliata reports...
Animals Can Be Given False Memories
2015-03-11 09:59:29 | SCIENTIFIC AMERICAN
Two studies, one with bees and one with mice, show that the brain can be manipulated into having a memory of an occurrence that did not in reality happen. Karen Hopkin reports. ...
Whale Grandmas' Longevity Linked to Knowledge
2015-03-10 12:30:36 | SCIENTIFIC AMERICAN
Whale females, like humans, live well past menopause, a trait possibly selected for because their knowledge base can help their entire clan survive. Dina Fine Maron reports...
Salty Skin Boosts Mouse Wound Healing
2015-03-10 12:29:16 | SCIENTIFIC AMERICAN
Mice fed a diet high in sodium had increased immune cell activity in their skin that helped ward off infection. Karen Hopkin reports...
Titan Could Host Life "Not As We Know It"
2015-03-09 09:39:33 | SCIENTIFIC AMERICAN
Saturn's moon Titan is too cold for cell membranes to form as they do on Earth. But researchers have come up with a cell membrane that could exist on Titan. Christopher Intagliata reports...
Climate Skeptic Senator Burned after Snowball Stunt
2015-03-09 09:37:59 | SCIENTIFIC AMERICAN
Oklahoma Sen. James Inhofe carried a snowball onto the Senate floor to insinuate that climate change was not real, after which Rhode Island Sen. Sheldon Whitehouse torched Inhofe's argument. Steve Mirsky reports...
Preindustrial Pollution Pestered Peru
2015-02-12 17:07:40 | SCIENTIFIC AMERICAN
Ice cores show a sudden rise in heavy metal air pollution in South America 240 years before the industrial revolution, probably due to metallurgy and mining. Karen Hopkin reports...
Wearable Step Counters Offer Exercise Leg Up
2015-02-12 17:05:25 | SCIENTIFIC AMERICAN
High-tech pedometers do a decent job of counting steps accurately. Dina Fine Maron reports....
Gates CEO: Let's Shrink Maternal Mortality
2015-01-29 14:26:24 | SCIENTIFIC AMERICAN
Bill & Melinda Gates Foundation CEO Susan Desmond-Hellmann talks about some of what needs to be done to make a reality of the foundation's aspiration to cut maternal mortality by two thirds by 2030 ...
Is Recycling Worth the Effort?
2015-01-29 14:25:00 | SCIENTIFIC AMERICAN
The value of recycling depends on the material in question and whether all hidden costs and benefits go into the analysis. David Biello reports...
Climate Influences Language Evolution
2015-01-29 14:23:34 | SCIENTIFIC AMERICAN
The ease with which certain sounds are produced in different climes plays a role in the development of spoken languages. Christopher Intagliata reports....
Snail's Venom Puts Fish in Insulin Coma
2015-01-27 14:53:40 | SCIENTIFIC AMERICAN
The cone snail's venom contains not only neurotoxins, but insulin, too—which stuns the fish it preys on. Christopher Intagliata reports...
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