Microrobots show promise for treating tumors

Targeting medical treatment to an ailing body part is a practice as old as medicine itself. A Band-Aid is placed on a skinned knee. Drops go into itchy eyes. A broken arm goes into a cast.

How fat prawns can save lives

Before bite-sized crustaceans like crayfish, shrimp and prawns land on our dinner plates, they first have to get fat themselves—and it turns out they relish the freshwater snails that transmit the parasite that causes schistosomiasis, ...

Human waste an asset to economy, environment, study finds

Human waste might be an unpleasant public health burden, but scientists at the University of Illinois see sanitation as a valuable facet of global ecosystems and an overlooked source of nutrients, organic material and water.

Scissors get stuck—another way bacteria use CRISPR/Cas9

In biotech these days, CRISPR/Cas9 is a hot topic, because of its utility as a precise gene editing tool. Before humans repurposed it, CRISPR/Cas9 was a sort of internal immune system bacteria use to defend themselves against ...

page 38 from 40