Uncategorized
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Neuroscience
Parents’ presence promotes a child’s pluck
Parents’ presence or absence during a learning exercise determines whether their child is fearful later, or willing to explore.
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Health & Medicine
Kid-friendly e-cigarette ads appear to work
Teens who hadn’t used tobacco products but were receptive to e-cigarettes ads were more likely to try vaping or smoking.
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Earth
Powerful New England quake recorded in pond mud
The newfound sediment signature of the 1755 Cape Ann earthquake could be used to trace other prehistoric temblors.
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Life
‘Nanobot’ viruses tag and round up bacteria in food and water
Viruses called phages evolved to hunt bacteria. With magnetic nanoparticles and genetic engineering, they become nanobots that work for us.
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Planetary Science
Water may have killed Mars’ magnetic field
Extra hydrogen near the Red Planet’s iron core could have shut down convection.
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Neuroscience
When tickling the brain to stimulate memory, location matters
Conflicting results regarding the benefits of brain stimulation may be explained by the precise location of electrodes.
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Anthropology
Modern chimp brains share similarities with ancient hominids
MRIs suggest certain brain folding patterns don’t mark ancient humanlike neural advances after all, raising questions about hominid brain evolution.
By Bruce Bower -
Animals
Humpback whale bumps have marine biologists stumped
Christine Gabriele is taking tissue samples from humpback whales in Hawaii to determine why more and more have nodular dermatitis.
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Planetary Science
This spinning moon shows where debris from giant impacts fell
A new map shows that light-colored lunar plains point back to huge impact basins, raising questions about the age and history of the moon.
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Science & Society
How past disasters can help us prepare for the future
In The Big Ones, seismologist Lucy Jones examines the science behind some of the most catastrophic natural disasters in human history.
By Kyle Plantz -
Physics
A single atom can gauge teensy electromagnetic forces
The force of scattering particles of light was measured in zeptonewtons, a billionth of a trillionth of a newton.
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Planetary Science
Venus may be home to a new kind of tectonics
Venus’ surface seems to be divided into jostling blocks of crust, defying conventional wisdom about how the surfaces of rocky planets work.