Mice subjected to the new treatment regained 90% of their hair in just 15 days.
The novel treatment works by targeting a naturally protective enzyme in the brain.
This is the first study of its kind to be published in a scientific journal.
NASA's Perseverance rover is en route to Mars, where it will fly the first off-world helicopter.
When the Earth is 70% water, how is it that we're running out of it?