Many modern fitness trackers and smartwatches feature integrated LEDs. The green light emitted, whether continuous or pulsed, penetrates the skin and can be used to measure the wearer's heart rate during physical activity ...
Biotechnology
Jun 7, 2021
0
186
When quantum computers become more powerful and widespread, they will need a robust quantum internet to communicate.
General Physics
Mar 2, 2021
0
2253
A new fluorescence microscopy technique has produced the world's first nanoscale 3-D images of molecules in a whole, living cell, researchers at KTH Royal Institute of Technology reported.
Biotechnology
Jan 12, 2021
0
51
University of East Anglia scientists have helped find a way to control different plant processes—such as when they grow—using nothing but colored light.
Plants & Animals
Jun 29, 2020
1
58
Light is the most energy-efficient way of moving information. Yet, light shows one big limitation: it is difficult to store. As a matter of fact, data centers rely primarily on magnetic hard drives. However, in these hard ...
Optics & Photonics
Jan 11, 2019
1
955
If drugs are to enter the body painlessly and efficiently, they can be administered via skin patches. Researchers at Empa and the University of Fribourg are currently developing nano-containers for therapeutic agents that ...
Bio & Medicine
Sep 19, 2018
0
28
Speed limits apply not only to traffic. There are limitations on the control of light as well, in optical switches for internet traffic, for example. Physicists at Chalmers University of Technology now understand why it is ...
Optics & Photonics
Jun 28, 2018
0
121
A team of researchers has developed a light-activated switch that can turn genes on and off in mammalian cells. This is the most efficient so-called "optogenetic switch" activated by red and far-red light that has been successfully ...
Biotechnology
Mar 13, 2018
0
14
Microbes like bacteria aren't conscious enough to form memories, but a group of scientists in Texas developed a new way for them to do so at the genetic level.
Cell & Microbiology
Dec 27, 2017
0
271
If scientists could precisely regulate gene expression, they could turn off the genes responsible for illness and disease and turn on those that enhance health and the immune system.
Biotechnology
Oct 19, 2017
0
800
