Field-directed and self-propelled colloidal assembly can be used to build micromachines to perform complex motions and functions, although their integration as heterogenous components with specified structures, dynamics and ...
On Sep. 1, 1859, solar astronomer Richard Carrington witnessed sunspots that suddenly and briefly flashed brightly before they disappeared. Just before dawn the next day, auroras erupted over most of the Earth, reaching as ...
Space Exploration
Jul 11, 2019
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Ben Orlove, an anthropologist, has conducted field work in the Peruvian Andes, East Africa, the Italian Alps and Aboriginal Australia. His early work focused on agriculture, fisheries and rangelands. More recently he has ...
Earth Sciences
Jul 11, 2019
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6
As a compelling example of a large-mobility landslide, the 22 March 2014 landslide near Oso, Washington, USA, was particularly devastating, traveling across a 1-km-plus-wide river valley, killing 43 people, destroying dozens ...
Earth Sciences
Jun 26, 2019
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As a child visiting his grandmother's farm in Illinois, Alex Jahn used to gaze up into the evening sky and watch Canada geese on their long flight home for summer.
Ecology
May 22, 2019
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6
A team of biologists and physicists, led by the University of Bristol, have uncovered new insights into how antlions—one of the fiercest and most terrifying predators in the insect kingdom—build their deadly pit traps.
Plants & Animals
Mar 26, 2019
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Physicists at Saarland University have developed magnetic field sensors that are breaking sensitivity records and opening up a whole range of potential new applications, from non-contact measurements of the electrical activity ...
General Physics
Mar 12, 2019
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An international team of researchers, which includes scientists from McMaster's School of Geography & Earth Sciences, NASA, and others, is tackling one of the biggest problems of space travel to Mars: what happens when we ...
Astrobiology
Mar 6, 2019
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In the world's temperate regions, proximity to roads usually reduces the reproductive success of birds, thanks to predators that gravitate toward habitat edges. However, the factors affecting bird nest success are much less ...
Ecology
Jan 29, 2019
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A photo from the tragic "Camp Fire," the most destructive wildfire in California history, shows a house burned down to its foundation. Such images are difficult to process, particularly with 86 people dead.
Environment
Dec 17, 2018
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