Move over, hyenas and saber-toothed cats; there's a mammal with an even stronger bite. A new study by Burke Museum and University of Washington paleontologists describes an early marsupial relative called Didelphodon vorax ...
Archaeology
Dec 8, 2016
1
646
New research indicates that cockroaches use a combination of fast and slow twitch muscle fibers to give their mandibles a 'force boost' that allows them to chew through tough materials.
Plants & Animals
Nov 11, 2015
1
41
For the first time, scientists have succeeded in recording the current in membrane channels of contracting cardiac cells. To do this, the scientists combined an atomic force microscope with a widely used method for measuring ...
Bio & Medicine
Feb 17, 2015
0
25
The basics of how a muscle generates power remain the same: Filaments of myosin tugging on filaments of actin shorten, or contract, the muscle – but the power doesn't just come from what's happening straight up and down ...
Other
Jul 9, 2013
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0
Outsized jaw muscles allow the black piranha to exert bite force equivalent to 30 times its bodyweight, a feat unmatched in the natural world, according to results of a finger-risking study published Thursday.
Archaeology
Dec 20, 2012
0
0
Scientists at the University of Maryland and Tulane University have developed a computational model of a swimming fish that is the first to address the interaction of both internal and external forces on locomotion. The interdisciplinary ...
Mathematics
Oct 18, 2010
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0
(PhysOrg.com) -- Longer toes may give sprinters a leg up on other runners, according to a new study.
Other
Nov 12, 2009
0
0
(PhysOrg.com) -- A study conducted at UQ's Moreton Bay Research Station has found, when it comes to crayfish, size really does matter.
Plants & Animals
Mar 25, 2009
0
0
Electrostatic actuators are simple and lightweight devices that emulate human muscles. However, their usage has primarily been restricted to moving small devices since they need high voltages to generate significant forces. ...
General Physics
Nov 17, 2022
0
16
Among the many functions performed by skeletal muscles, an important one is maintaining our posture. If it weren't for these muscles, Earth's gravitational pull may make it difficult for us to stand and walk around. The group ...
Space Exploration
Jul 18, 2022
0
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