How hair dye works (video)

IMAGE: Whether you need a disguise to run from the law or are just trying to emulate *NSYNC-era frosted tips, you may need some chemical assistance to put the hue in… view more  Credit: The American Chemical Society WASHINGTON, March 1, 2019 — Whether you need a disguise to run from the law or are just…

Tracking firefighters in burning buildings

IMAGE: McMaster University researchers, working with colleagues from other institutions led the development of a self-powered, fireproof sensor to track the movements of firefighters and others who work beyond the line… view more  Credit: McMaster University HAMILTON, March 1, 2019 – McMaster researchers, working with partners at other universities, have created a motion-powered, fireproof sensor that…

The sneaky way estrogen drives brain metastasis in non-estrogen-dependent breast cancers

IMAGE: Diana Cittelly, PhD, and colleagues show that while estrogen does not directly influence triple-negative breast cancer cells, estrogen can ‘fertilize’ brain tissue in a way that supports cancer metastasis view more  Credit: University of Colorado Cancer Center Triple-negative breast cancers are more likely than other breast cancer types to metastasize and are especially likely to…

Researchers discover clues to brain differences between males and females

BALTIMORE, MD., March 1 — Researchers at the University of Maryland School of Medicine have discovered a mechanism for how androgens — male sex steroids — sculpt brain development. The research, conducted by Margaret M. McCarthy, Ph.D., who Chairs the Department of Pharmacology, could ultimately help researchers understand behavioral development differences between males and females.…