Playing Defense

Have no fear! Nanoscavengers are here! This is Sandra Tsing Loh with the Loh Down on Science. You won’t find nanoscavengers in the latest superhero comic, but they could protect you against dangerous nerve agents. Nerve agents are a deadly class of chemicals commonly used as weapons in wartorn areas.

Silky Secrets

My spidey senses are… silky? This is Sandra Tsing Loh with the Loh Down on Science. By weight, spider silk is stronger than steel! However, perfectly reproducing this versatile material has proven difficult. How do spiders successfully spin silk? Lucas Parent at Northwestern University and David Onofrei at San Diego