Scientists usually study butterfly lifespans by marking them, and then either recapturing or observing them later. Researchers can also estimate a butterfly’s age by the condition of its wings. All ...

Chasing Shadows: Cyber Espionage, Subversion, and the Global Fight for Democracy is several things simultaneously: a potted history of The Citizen Lab and an introduction to its key figures; a précis ...

In fact, the best retinol serums and creams can be a total game-changer for your routine. Since retinoids can cause irritation, dryness and flakiness, it pays to find the correct one for you and your ...

E. F. Shaw Wilgis, a medical pioneer in hand surgery who was a co-founder of the Curtis National Hand Center, died Sunday at the Blakehurst Retirement Community in Towson. He was 88 and formerly ...

This is the moment a tiger cub and wild boar were found in a town's well in Madhya Pradesh, India on February 4. The hungry big cat had accidentally chased the boar all the way into the water.

The number of monarch butterflies spending the winter in the western United States has dropped to its second-lowest mark in nearly three decades as pesticides, diminishing habitat and climate ...

One of Leylah Fernandez’s primary goals for the 2025 season is defeating … uh, boredom. “It’s crazy when I say I was younger -- because I’m still really young -- but three years ago, I was so naïve,” ...

Copyright 2025 The Associated Press. All Rights Reserved. A butterfly sits on a leaf at Monarch Grove Sanctuary in Pacific Grove, Calif., on Nov. 10, 2021. (AP Photo ...

These butterflies go on a yearly 10,000 km journey between Africa and Europe. They do so through a succession of generations, looking for the best breeding conditions for their offspring.