Getting your vaccine from a needle could be a thing of the past, as a cream-based vaccine is being developed. Also, how your mental health may have been altered by leaded gas, if you were born before 1996. Plus, on This Day in History, the prize offered for communicating with aliens, however it doesn’t include Martians - as that was thought to be too easy!
Stanford scientists transform ubiquitous skin bacterium into a topical vaccine | Stanford Medicine
Discovery and engineering of the antibody response to a prominent skin commensal | Nature
Lead in gasoline tied to millions of excess mental health disorders: study | NBC News
17 December 1900: The Guzman Prize is announced | MoneyWeek
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