Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level ...
Long-haul chaos synchronization of semiconductor lasers commonly driven by a digital optical fiber communication signal, which enables practical physical-layer encryption. Researchers demonstrate ...
During an asthma flare-up, sometimes called an asthma episode or an asthma attack, symptoms like coughing, wheezing, shortness of breath, and chest tightness get worse. People with asthma might go ...
in that they fired two flares in the general direction of the residence of the Prime Minister, knowing that security personnel were in the vicinity, in a reckless or negligent manner, which was ...
This Christmas Day, the skies may add to the festive cheer with a display of auroras, thanks to a blob of charged particles enroute to deliver a "glancing blow" to our planet following a powerful ...
While technical systems are expected to experience only moderate effects during the storm, the solar flare that triggered these CMEs caused a brief shortwave radio blackout over parts of Africa ...
One of China’s leading developers is now on the authorities’ radar for default risk. A major Hong Kong builder is asking lenders to extend loans. Another industry peer is selling an iconic but ...
The sun released over 50 X-class solar flares in 2024! Here we take a look at some of the best. It's been a busy year on the sun, as it officially entered the peak of its roughly 11-year cycle of ...
China Property Flare-Ups Resurface as Crisis Enters Fifth Year Dollar notes of New World and Vanke slumped on debt worries Analyst says it could take longer for the sector to bottom out ...
As we approach solar maximum, the solar flares are coming faster and faster. Mostly, it means Earthbound viewers get more than our normal share of nights illuminated by the aurora. More intense ...