European forests are in trouble. "Not because they're being lost," says University of Vermont scientist William Keeton. "Europe, actually, is greener and more heavily forested now than it has been in centuries." But many ...
Ecology
Apr 19, 2022
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330
The world's surging population is a big driver of environmental woes but the issue is complex and solutions are few, experts at a major conference here say.
Environment
Mar 27, 2012
6
0
An exciting prospect in modern optics is to exploit patterns of light—how the light looks in its many degrees of freedom—often referred to as "structured light." Each distinct pattern could form an encoding alphabet for ...
Optics & Photonics
Feb 7, 2023
1
131
Many of us as kids have played Poohsticks—throwing a twig into flowing water from a bridge or riverbank and watching it race downstream, but then losing the competition because your stick gets caught in the endless spin ...
General Physics
May 24, 2019
0
13
Not only are immediate friendships an important aspect of our life, but so are our extended acquaintances and friends' of friends connections, according to new Oxford University research. The findings shed light on how social ...
Social Sciences
Nov 14, 2017
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269
Astronomers have cataloged nearly 4,000 exoplanets in orbit around distant stars. Though the discovery of these newfound worlds has taught us much, there is still a great deal we do not know about the birth of planets and ...
Astronomy
Dec 12, 2018
0
235
(Phys.org) —ASML develops technology for high-tech lithography machines for the semiconductor industry. The company, based in The Netherlands, manufactures equipment that is used to transfer circuit patterns onto wafers. ...
Peripheral photoinhibition (PPI) direct laser writing (DLW) is a lithography technique used to fabricate intricate 3D nanostructures that are widely employed in photonics and electronics. PPI-DLW uses two beams, one to excite ...
Optics & Photonics
Dec 19, 2022
0
337
What makes music beautiful? The best compositions transcend culture and time – but what is the commonality which underscores their appeal? New research published in BioMed Central's open access journal BMC Research Notes ...
Mathematics
Jan 20, 2011
4
0
Laser cutting techniques are usually powered by high energy beams, so hot that they melt most materials. Now scientists from McGill University have developed a gentler, more precise technique using low-power visible light.
Materials Science
Jul 1, 2022
0
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