Fluid dynamics explain how quickly a vampire could drain your blood
Throughout human history there have been tales of vampires – bloodsucking creatures of folklore that prey on their victims by draining their life essence, usually via the blood.
Throughout human history there have been tales of vampires – bloodsucking creatures of folklore that prey on their victims by draining their life essence, usually via the blood.
General Physics
Mar 19, 2016
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Duke engineers have developed a technique to make artificial arteries that naturally produce biochemical signals vital to their functions. The technique is also ten times faster than current methods for tissue engineering ...
Materials Science
Feb 18, 2016
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11
University of Adelaide researchers have shown that intelligence in animal species can be estimated by the size of the holes in the skull through which the arteries pass.
Evolution
Jul 15, 2015
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187
The heart has its own dedicated blood supply, with coronary arteries that supply oxygen-rich blood to the heart and cardiac veins that remove deoxygenated blood. This system of vessels nourishes the heart, enabling it to ...
Cell & Microbiology
May 26, 2015
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31
As a part of the human immune system, white blood cells create a number of enzymes that help fight disease. Sometimes, these enzymes damage tissues in inflammatory diseases such as chronic obstructive pulmonary disease, cancer ...
Biochemistry
Jan 5, 2015
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47
(Phys.org) —In 2012, more than 3 million people had stents inserted in their coronary arteries. These tiny mesh tubes prop open blood vessels healing from procedures like a balloon angioplasty, which widens arteries blocked ...
Materials Science
Apr 30, 2013
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(Phys.org)—A University of British Columbia researcher has helped create a gel – based on the mussel's knack for clinging to rocks, piers and boat hulls – that can be painted onto the walls of blood vessels and stay ...
Biochemistry
Dec 11, 2012
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0
(PhysOrg.com) -- A small turbine located inside a millimeters-wide human artery could harvest enough energy from blood flow to power implanted medical devices, such as pacemakers and drug-delivery pumps. The concept has been ...
(PhysOrg.com) -- Biologists have long known how adaptive evolution works. New mutations arise within a population and those that confer some benefits to the organism increase in frequency and eventually become fixed in the ...
Evolution
Aug 10, 2009
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0
Arteries can become thicker due to high blood pressure. However, the cause of this thickening is unclear. TU/e researchers along with colleagues from Trinity College Dublin in Ireland have developed a new computer model to ...
Cell & Microbiology
Aug 12, 2022
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9