Peptide compounds are marketed for everything from longevity to beauty. Now, despite a lack of evidence, six unapproved peptides will be easier to acquire.

Postdoctoral researcher Monir Shayestehfar at Johns Hopkins University examines how axon caliber and myelin interactions dictate nerve vulnerability and survival after traumatic brain injury.

Saki, a scientist-turned-artist, transforms single-use plastic waste into fashion and installations designed to spark ...