May 3 (Reuters) - Gretchen Walsh improved on her own American record and became the second fastest woman to swim the 50 metre butterfly after Swede Sarah Sjostrom by clocking 24.93 seconds at the TYR ...

New York City veterinarians performed a wing transplant procedure on a monarch butterfly in a video that's since gone viral The butterfly's wing was repaired at the Sweetbriar Nature Center in ...

Butterfly wings get their color in ways that almost feel impossible. Up close, each wing is made of countless tiny scales that either hold pigment or manipulate light. The oranges, reds, and browns ...

Butterfly wings inspire new imaging technique for cancer diagnosis Using the nanostructures found on butterfly wings, scientists have developed a simple and inexpensive way to analyze cancerous ...