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Musical Performance Activates Specific Genes Apr 27, 2015

Show notes

Blood tests on 10 professional musicians before and after playing showed that specific genes got turned on by performance, some of which are also active in songbirds. Karen Hopkin reports

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Shipwreck Champagne Reveals Old Wine Secrets Apr 24, 2015

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Analysis of 168 bottles of bubbly that sat at the sea bottom for 170 years shows how the old-timers tweaked their champagne taste. Cynthia Graber reports

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Small Screen Looks at an Electrified America Apr 22, 2015

Show notes

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

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Taste Salty with Less Salt Apr 20, 2015

Show notes

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

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Granular Materials Could Thwart Missiles Apr 16, 2015

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The harder a projectile hits a granular substance like sand, the more that material acts like a solid, effectively repelling the intruder. Christopher Intagliata reports

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A Few Hundred Smartphones Could Catch Earthquakes Early Apr 15, 2015

Show notes

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

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Martian Glaciers Equal Meter-Thick Planetary Ice Shell Apr 13, 2015

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Radar measurements and models of Earthly glacial ice flows led researchers to conclude that the glaciers spotted on Mars from orbiters contain nearly 150 billion cubic meters of water. Lee Billings reports

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Nobelist Talks about Exercise and Chromosome Integrity Apr 09, 2015

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In a Google Hangout Nobel laureate Elizabeth Blackburn and Scientific American Editor in Chief Mariette DiChristina discuss the relationship between exercise and telomere length, which is related to diseases of aging

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Typing Style Reveals Fatigue or Disease Apr 08, 2015

Show notes

How a person types can reveal the state of their brain, according to a study that tracked keystrokes when the typist was alert or groggy. Cynthia Graber reports

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App Provides Pocket Time Capsule Apr 07, 2015

Show notes

New app called Pivot will let gadget users see old and new images of sites as they walk past. Larry Greenemeier reports

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