(Phys.org)—A team of scientists from Scotland and the Czech Republic has created a real-life "tractor" beam, as featured in the Star Trek movies, which for the first time allows a beam of light to attract objects.
General Physics
Jan 25, 2013
18
0
Electrical engineers at the University of California San Diego developed a technology that improves the resolution of an ordinary light microscope so that it can be used to directly observe finer structures and details in ...
General Physics
Jun 1, 2021
2
386
Conventional wisdom would say that blocking a hole would prevent light from going through it, but Princeton University engineers have discovered the opposite to be true. A research team has found that placing a metal cap ...
Optics & Photonics
Nov 22, 2011
25
0
A newly created nano-architected material exhibits a property that previously was just theoretically possible: it can refract light backward, regardless of the angle at which the light strikes the material.
Nanomaterials
Jan 28, 2022
4
4423
(Phys.org) —Scientists at SLAC National Accelerator Laboratory and Stanford University have shown for the first time how high-temperature superconductivity emerges out of magnetism in an iron pnictide, a class of materials ...
Superconductivity
Apr 28, 2014
3
1
European researchers have taken the world a step closer to fictional wizard Harry Potter's invisibility cape after they made an object disappear using a three-dimensional "cloak", a study published Thursday in the US-based ...
General Physics
Mar 18, 2010
6
0
Scallops may look like simple creatures, but the seafood delicacy has 200 eyes that function remarkably like a telescope, using living mirrors to focus light, researchers said Thursday.
Plants & Animals
Nov 30, 2017
0
1290
For several decades, physicists have known that light can be described simultaneously as a wave and a particle. This fascinating 'duality' of light is due to the classical and quantum nature of electromagnetic excitations, ...
Microscopy just got reinvented—again.
Cell & Microbiology
Jun 20, 2019
4
12
(PhysOrg.com) -- When most of us think of an atom, we think of tiny electrons whizzing around a stationary, dense nucleus composed of protons and neutrons, collectively known as nucleons. A collaboration between the U.S. ...
General Physics
Mar 2, 2012
14
1
