Science

Science

Public Opinion On The Record Number Of Female Breadwinners

2:21pm May 29, 2013

A study from the Pew Research Center shows a growing number of women are the family breadwinners. In 40 percent of families with children under 18, the mothers bring home most or all of the household income. The American public still has mixed feelings about moms bringing home the bacon.

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The Business And Science Of Storm Shelters

2:09pm May 28, 2013

There are no definitive numbers on how many people were saved by storm shelters in the deadly tornado in Moore, Okla. There's little doubt that those who sought cover in previously-installed underground shelters and safe rooms were protected. Still, most people in high-risk areas don't have them.

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Science

Why Do Whistle-Blowers Become Whistle-Blowers?

7:58am May 28, 2013

Management gurus have long preached the value of ethical leadership. In the presence of ethical leadership — but the absence of ethical co-workers — what happens to people's honesty?

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Tracking Killer Tornadoes

2:58pm May 24, 2013

A series of tornadoes struck the central United States this week, including a powerful storm in Oklahoma that killed at least 24 people. Marshall Shepherd, the president of the American Meteorological Society, describes the ingredients of major tornadoes, and how they are predicted.

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Tackling New Tech In The Golden Years

2:58pm May 24, 2013

Smartphones, tablets and computers could help seniors stay connected to their communities and families. But a hefty price tag, steep learning curves, and designs meant for younger eyes and hands could keep some older adults from logging on. Guests discuss the best ways for seniors to tackle new technology, and how devices can be adapted to accommodate older users.

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Reinventing Farming For A Changing Climate

2:58pm May 24, 2013

Scientists say climate change could increase pests and weeds, lengthen growing seasons and turn dry soil to dust. Farmers are already on the offensive, adopting no-till cropping methods to conserve water and experimenting with different seeds. And scientists are using a technique called gene silencing to develop new crops--without tinkering with the plants' DNA.

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Studies Question Potential Alzheimer's Treatment

2:58pm May 24, 2013

Last year scientists reported that a skin cancer drug appeared to reverse the effects of an Alzheimer's-like disease in mice. But four studies out this week in Science question the original results. Ronald Petersen, director of the Mayo Clinic's Alzheimer's Disease Research Center, talks about the new findings, and the hunt for Alzheimer's drugs.

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Having a Dog May Mean Having Extra Microbes

2:57pm May 24, 2013

North Carolina State University biologist Rob Dunn and colleagues surveyed people's pillow cases, refrigerators, toilet seats, TV screens and other household spots, to learn about the microbes that dwell in our homes. Among the findings, reported in the journal PLoS One, homes with dogs had more diverse bacterial communities, and higher numbers of "dog-associated" bacteria.

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'Crazy Ants' Spreading In The Southeastern US

1:01pm May 24, 2013

In parts of the southeastern US, aggressive fire ants have been driven out by an even more recent arrival, the tawny crazy ant. Edward LeBrun, a researcher at the University of Texas at Austin, describes the newcomers and how one invasive species can out-invade another.

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This model of a molar shows color-coded barium banding patterns that reveal weaning age.

Scientific Tooth Fairies Investigate Neanderthal Breast-Feeding

12:54pm May 24, 2013

by Adam Cole

Our closest relatives, chimpanzees and gorillas, breast-feed their offspring for several years. Some baby orangutans nurse until they are 7 years old. Researchers found a way to test ancient teeth for clues about when humans cut nursing short.

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