Engineers from Caltech have discovered that Leonardo da Vinci's understanding of gravity—though not wholly accurate—was centuries ahead of his time.
General Physics
Feb 13, 2023
0
3186
Picture an anthill. What do you see? A small mound of sand and crumbly dirt poking up through the lawn? A tiny hole disappearing into the ground? A few ants scrambling around busily. Not very impressive, right?
Plants & Animals
Aug 23, 2021
2
1281
Engineering researchers at Lehigh University have discovered that sand can actually flow uphill.
Condensed Matter
Sep 20, 2023
0
121
(Phys.org) -- When Cornell engineers developed a new type of robot hand that could pick up oddly shaped objects it presented a challenge: It was easy for a human operator to choose the best place to take hold of an object, ...
Robotics
May 9, 2012
2
0
Using a combination of theory and experiment, researchers have developed a new approach for understanding and predicting how small legged robots – and potentially also animals – move on and interact with complex granular ...
Robotics
Mar 21, 2013
2
0
For the first time, Lawrence Livermore National Laboratory (LLNL) researchers have measured how forces move through 3D granular materials, determining how this important class of materials might pack and behave in processes ...
General Physics
Aug 24, 2016
1
329
Sand in an hourglass might seem simple and straightforward, but such granular materials are actually tricky to model. From far away, flowing sand resembles a liquid, streaming down the center of an hourglass like water from ...
General Physics
Apr 5, 2012
0
0
(Phys.org) —Random Lasers are tiny structures emitting light irregularly into different directions. Scientists at the Vienna University of Technology have now shown that these exotic light sources can be accurately controlled.
Optics & Photonics
Jul 15, 2013
3
0
(PhysOrg.com) -- Hiroaki Katsuragi and a team from Kyushu University in Fukuoka, Japan, have been investigating what happens when water drops of various sizes are allowed to fall from a height of 10 to 480 mm onto a granular ...
Gabriel Caballero Robledo from the Center for Research and Advanced Studies (CINVESTAV)at Monterrey, Mexico, is working on the design of a small medical device capable of detecting allergies or diseases quickly and at a low ...
Bio & Medicine
Feb 9, 2015
0
30
