Category: Humans
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Viking warriors… Women warriors…
Viking warriors have a historical reputation as tough guys, with an emphasis on testosterone. But scientists about a year ago said that DNA had unveiled a Viking warrior woman who was previously found in a roughly 1,000-year-old grave in Sweden. Until then, many researchers assumed that “she” was a “he” buried with a set of…
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Unpredictable love. Unpredictable cosmos.
Here’s some heartbreaking news for people pinning their hopes on online matchmaking sites: It’s virtually impossible to forecast a love connection. Maybe that’s not so shocking to survivors of the dating wars. But now science is weighing in. Extensive background data on two individuals — comparable to that collected by digital dating services — can’t…
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Neuron connections… Not so important?
Neurons are connected to each other to form networks that underlie behaviors. Drs. Akira Sakurai and Paul Katz of Georgia State’s Neuroscience Institute study the brains of sea slugs, more specifically nudibranchs, which have large neurons that form simple circuits and produce simple behaviors. In this study, they examined how the brains of these sea…
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Biometrics. Changing faces. Old young souls…
Biometrics experts set out to investigate to what extent facial aging affects the performance of automatic facial recognition systems. They found that 99 percent of the face images can still be recognized up to six years later. The results also showed that due to natural changes that occur to a face over time as a…
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