Humans

Eight people with serious spinal injuries who practiced hours of interaction with wearable machines for months regained lost feeling and some ability to move.

You may know the caddis fly as a fishing lure. But bioengineers hunting a better way to seal wounds and set bones say the larvae of these insects have a few tricks we should try to mimic.

Science writer Ed Yong talks about his new book, which looks at diet and the microbiome and whether poop transplants and probiotics are all they're cracked up to be.

There are hundreds of thousands of species of worms wriggling around the world. We made trading cards about six of them.

A Boston health clinic that treats transgender kids and teens finds that the percentage of its young patients who are adopted is higher than expected. These kids might need extra support, doctors say.