Browsing Tag
light
14 posts
Cloud-inspired material can bend light around corners
A new material can bend light University of Glasgow Scientists have discovered a technique whereby light can be…
November 1, 2024
Tiniest ‘ruler’ ever measures distances as small as an atom’s width
This fluorescent technique can precisely measure minuscule distances Steffen J. Sahl / Max Planck Institute for Multidisciplinary Sciences…
October 10, 2024
Quantum holograms can send messages that disappear
Polarised light can make messages encoded in a quantum hologram disappear Hong Liang, Wai Chun Wong, Tailin An,…
August 30, 2024
Liquid crystals could improve quantum communication devices
Hitting certain crystals with lasers makes them produce quantum light Jaka Korenjak Creating quantum light just became easier…
June 12, 2024
Smartphones May Affect Sleep—but Not Because of Blue Light
Kids are more sensitive to blue light, so any potential impact could hit them harder, but another clue…
June 9, 2024
How materials that rewind light can test physics’ most extreme ideas
For an experiment designed to reverse time, the apparatus was surprisingly simple: little more than a tank of…
June 3, 2024
Doughnut-shaped swirls of laser light can be used to transmit images
Smoke rings are similar to the vortices created in laser light Yevhen Rychko / Alamy Stock Photo Short…
May 10, 2024
Quantum forces used to automatically assemble tiny device
Triangular gold flakes can be manipulated using mysterious quantum forces George Zograf Tiny gold devices for controlling light…
April 24, 2024
Gold flecks make super-transparent glass fully opaque from one side
Objects seen through a glare-free material are clear, while conventional anti-glare film (right) blurs the view Mu Wang…
March 15, 2024
Polar ID Is the Face ID Rival for Android Phones, and Could Even Beat Apple
A little more than six years ago, Apple unveiled Face ID. It was a new method to biometrically…
February 26, 2024