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Tag Archives: Scientific American

Origins of Male Domination May Lie in Food

0SHARESShare “Women and lowly men are so hard to handle. If you let them too close to you, they become disobedient. But if you keep them at a distance, they become resentful,” Confucius is quoted as saying in the Analects, a collection dating back to the fifth century B.C. Confucius did not invent gender bias, of course, nor did he ...

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Ghana Telescope Heralds First Pan-African Array

0SHARESShare In a milestone for African astronomy, engineers have converted an old telecommunications dish in Ghana into the continent’s first functioning radio telescope outside South Africa. The telescope, in Kuntunse near Accra, is the first of an array of such instruments expected to be built across Africa over the next five years, and forms part of long-term plans to develop ...

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How Jellyfish Became the Ocean's Most Efficient Swimmers

0SHARESShare Jellyfish never stop. Twenty-four hours a day, seven days a week, they move through the water in search of food such as shrimp and fish larvae, on journeys that can cover several kilometers a day. They are more efficient than any other swimmer, using less energy for their size than do graceful dolphins or cruising sharks. “Their cost of ...

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Genes Explain Even Rube Goldberg–Like Homes of Many Creatures

0SHARESShare I have long been fascinated by the homes that animals construct. Over the years I have contemplated the nests of hundreds of different species—including ants, termites, wasps, birds, fish and mice—by poking and prodding nests in the wild, manipulating them in the laboratory and reviewing the work of other scientists. I have dug holes meters deep, trying to find ...

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Soft Climate Denial at The New York Times

0SHARESShare In our so-called post-truth era, when the White House itself is brazenly peddling alternative facts as official news, it is more important than ever for the media to speak truth to power. When The New York Times launched its post-election ad campaign on “The Pursuit of Truth”—featuring a 30 second TV spot aired during the Academy Awards, along with ...

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EPA Just Scrubbed Even More Mentions of Climate from Its Web Site

0SHARESShare U.S. EPA is continuing to quietly alter climate change information from the sub-pages of its website following the agency’s widely criticized decision more than a week ago to remove its main climate page. EPA has said it is updating the site to better reflect the Trump administration’s priorities, starting with deleting information on President Obama’s Clean Power Plan to ...

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FDA Approves New Drug to Treat ALS

The Food and Drug Administration on Friday approved Mitsubishi Tanabe Pharma Corp’s treatment for fatal neurological disorder amyotrophic lateral sclerosis (ALS), marking the first such U.S. regulatory approval in more than two decades. The drug, known chemically as edaravone, has been sold by Japan-based Mitsubishi Tanabe in Japan and South Korea since 2015. In the United States, the only other ...

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Why You Shouldn't Tell People About Your Dreams

I had a friend who tried hard to remember more of her dreams. She’d write them down and then tell people about them. She stopped, though, because it started interfering with her social life. She’d start talking about her dreams and people would leave the room. There are two major theories about why we dream. The first is the activation-synthesis ...

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A Shot against Post-Traumatic Stress Disorder

0SHARESShare Each night before “Greg” goes to bed he brushes and flosses his teeth. Then he double-checks the instructions on the dark brown bottle his nurse gave him before he unscrews the cap and tips five drops of a light-amber, oily liquid onto a spoon. The brew, glistening from the light of the bathroom fixture, is tasteless and has no ...

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The Federal Government Makes It Ridiculously Hard to Study Gun Violence and Medical Marijuana

0SHARESShare Ernest Hemingway, Nobel laureate in literature, wrote A Farewell to Arms. David Hemenway, professor of health policy at the Harvard T. H. Chan School of Public Health, wishes CDC personnel could just mention arms. “Researchers, staff at the Centers for Disease Control, are afraid to say the word ‘guns’ or ‘firearms,’” Hemenway said on February 17 at a session on ...

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