
Best from science journals: Nanofibers stronger than steel
Shuvabrata GaraiHere are some of the most interesting research papers to have appeared in top science journals last week

Coimbatore
Laboratory comes up with technique to identify wildlife species from DNA
Rohan Premkumar Species authentication from scat and tissue samples helps in detecting illegal wildlife trade
Science
Question Corner: How do butterflies fly with such small bodies and large wings?
Readers may send their questions/answers to questioncorner@thehindu.co.in