It's been 68 days since Kseniia Petrova, a Russian-born scientist who until a couple months ago was a researcher at Harvard ...

The metallic poison frog, active during daytime hours, has a long-lasting trill, or call, of 21–45 notes. While perched on leaves, the males begin calling out at dawn and vocalize for several hours ...

An immigration judge found the official document initiating Kseniia Petrova’s deportation to be legally deficient. She ...