Jump rope aerodynamics
Jump ropes are used by kids for fun and by athletes for training. But what about the underlying physics? How do jump ropes work? Can important engineering principles be studied?
Jump ropes are used by kids for fun and by athletes for training. But what about the underlying physics? How do jump ropes work? Can important engineering principles be studied?
General Physics
Nov 22, 2010
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(Phys.org) —There were high hopes of using carbon nanotubes, particularly for ultra-fast water transport to desalinate seawater. However, a simulation now reveals that these ultra-fast transport rates might have not been ...
Nanophysics
May 28, 2013
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Being a gigantic dinosaur presented some challenges, such as overheating in the Cretaceous sun and frying your brain. Researchers from Ohio University and NYITCOM at Arkansas State show in a new article in PLOS ONE that the ...
Archaeology
Dec 19, 2018
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104
Interest in developing alternative energy sources is driving the consideration of a promising technology that uses underwater turbines to convert ocean tidal flow energy into electricity.
Engineering
Nov 28, 2010
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(PhysOrg.com) -- Artificial intelligence? Done. Artificial leadership? Its origins may well be in the fish tanks and the algorithms in Maurizio Porfiri’s Brooklyn laboratories at Polytechnic Institute of New York University ...
Plants & Animals
Jun 7, 2010
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A study carried out by researchers from Robotics and Cybernetics Research Group (RobCib) at Centre for Automation and Robotics (CAR) has used a drone to measure the temperature, humidity, luminosity and carbon dioxide concentration ...
Engineering
Jul 13, 2015
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92
A butterfly's proboscis looks like a straw -- long, slender, and used for sipping -- but it works more like a paper towel, according to Konstantin Kornev of Clemson University. He hopes to borrow the tricks of this piece ...
General Physics
Nov 22, 2009
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Penguins that face the bitter cold and icy winds of Antarctica often huddle together in large groups for warmth during storms. Mathematicians at the University of California, Merced created a model of penguin huddles that ...
Mathematics
Nov 16, 2012
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Researchers from Tohoku University have developed a model that simulates the motion of fish tail fins. The model uncovers the underlying mechanisms behind a commonly observed phenomenon in fish: how they synchronize the movement ...
General Physics
Nov 6, 2023
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49
Vehicles moving at hypersonic speeds are bombarded with ice crystals and dust particles in the surrounding atmosphere, making the surface material vulnerable to damage such as erosion and sputtering with each tiny collision. ...
General Physics
Nov 19, 2019
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351