Medically, crying is known to be a symptom of physical pain or stress. But now a Tel Aviv University evolutionary biologist looks to empirical evidence showing that tears have emotional benefits and can make interpersonal ...
Social Sciences
Aug 24, 2009
1
0
Bird and reptile tears aren't so unlike our own, shows a new study in Frontiers in Veterinary Science. But the differences could provide insights into better ophthalmic treatments for humans and animals, as well as a clues ...
Plants & Animals
Aug 13, 2020
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287
Watching someone cry often evokes an emotional response—but according to a new study published Thursday, human tears themselves contain a chemical signal that reduces brain activity linked to aggression.
Other
Dec 25, 2023
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222
Bioengineered replacements for tendons, ligaments, the meniscus of the knee, and other tissues require re-creation of the exquisite architecture of these tissues in three dimensions. These fibrous, collagen-based tissues ...
Polymers
Aug 7, 2012
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Microscopic tears in a new kind of man-made material may actually help the substance bulk up like a bodybuilder at the gym.
Materials Science
Aug 4, 2013
1
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"When I see plastic, I see money," says Tarek Masmoudi, owner of one of the few recycling companies in Tunisia, where a waste crisis is threatening widespread social unrest.
Environment
Dec 19, 2021
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29
Since ancient times, religious beliefs and practices have been a powerful force in shaping morality, justice, values and the things that influence a society.
Social Sciences
May 26, 2023
1
40
The eye is an exquisitely sensitive system with many aspects that remain somewhat of a mystery—both in the laboratory and in the clinic. A U.S.-based team of mathematicians and optometrists is working to change this by ...
Soft Matter
May 6, 2014
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1
An elephant that supposedly cried tears when it was being rescued from an abusive home where it had been captive for 50 years created much excitment on social media. The experience of being cut loose from the vicious-looking ...
Plants & Animals
Jul 22, 2014
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0
Mathematicians from the University of Delaware have created a new model of the fluid dynamics and heat flow in human tears. When people blink their eyes, a thin liquid film is spread across the surface of the eye.
General Physics
Jun 5, 2012
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