In Antarctica, tourists swim among penguins
"It's like getting stabbed," a tourist exclaims, as he plunges into the three-degree Celsius (37-Fahrenheit) water, all under the intrigued gaze of a group of penguins.
"It's like getting stabbed," a tourist exclaims, as he plunges into the three-degree Celsius (37-Fahrenheit) water, all under the intrigued gaze of a group of penguins.
Environment
Nov 29, 2019
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105
The fruit flies in Noah Whiteman's lab may be hazardous to your health.
Plants & Animals
Oct 2, 2019
6
305
Every heart beat sends blood flowing throughout the human body. While an electrocardiogram uses a contact approach to measure the electrical activity of the heart, a ballistocardiogram is a non-contact way of measuring the ...
Engineering
Apr 17, 2019
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10
Implantable pacemakers have without doubt altered modern medicine, saving countless lives by regulating heart rhythm. But they have one serious shortcoming: Their batteries last only five to 12 years, at which point they ...
Bio & Medicine
Feb 20, 2019
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57
"I asked her to forgive us and I even cried as I stroked her for the last time," says 90-year-old Russian biologist Adilya Kotovskaya, recalling the day she bid farewell to her charge Laika.
Space Exploration
Nov 2, 2017
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1220
Human activity, whether commercial or social, contains patterns and moments of synchronicity. In recent years, social media like Twitter has provided an unprecedented volume of data on the daily activities of humans all over ...
Social Sciences
Feb 28, 2017
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1735
Pacemakers, insulin pumps, defibrillators and other implantable medical devices often have wireless capabilities that allow emergency workers to monitor patients. But these devices have a potential downside: They can be hacked.
Security
Sep 23, 2013
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0
Systems such as a beating heart or a power grid that depend on the synchronized movement of their parts could fall prey to an invisible and chaotic tug-of-war known as a "chimera." Sharing its name with the fire-breathing, ...
General Physics
Jun 17, 2013
1
0
A team of bioengineers at Brigham and Women's Hospital (BWH) is the first to report creating artificial heart tissue that closely mimics the functions of natural heart tissue through the use of human-based materials. Their ...
Materials Science
Apr 29, 2013
0
0
As a human fetus develops, its heart has to keep pace with the new body's ever-growing demands. Much of this is controlled by following genetic blueprints, but the embryonic heart also matures in response to the intense stresses ...
Optics & Photonics
Oct 31, 2012
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0