Abstract: Chiral exceptional points (CEPs) in travelling-wave resonators provide promising ways to generate and control chiral modes. This paper presents a possible means of continuously tuning the ...

Discover which species star in “The 12 Days of Christmas,” how they live, and whether they’d enjoy life as unusual holiday gifts.

Heather Purdeu shows ciLiving host, Jaclyn Friedlander a ring-necked dove named Tulip from Scovill Zoo. Say hello to Tulip, a beautiful ring-necked dove at Scovill Zoo! In this video, we get up close ...

Watching a Eurasian Spoonbill on my patch recently was a reminder of just how much time birds spend resting. A distant blob was an unsatisfactory sighting of bird whose rapid and methodical sifting ...

Imagine my excitement when I thought I had taken a photograph of a Carolina parakeet, an extinct bird. In the spirit of full disclosure, it was not a live bird (Hello! Extinct!) but an unlabeled, ...

Several Derbyan parakeets sit on branches of a banyan tree in Mangba village, Pu'er city, Yunnan province, last month. CHEN LIANG/CHINA DAILY For the past 54 years, Wang Cheng has shared his life with ...

The unfamiliar monk parakeets got to know each other slowly before moving on to behaviors like preening, pictured here. Claire O'Connell Monk parakeets are highly social birds. These bright green ...

When a New Hampshire man heard a noise he described as being akin to "the house collapsing," he initially feared the worst—then he checked his Ring security camera, and that changed. There is ...