Daven Henze discusses how air pollution spreads across the globe and what policymakers are doing in response.
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March 18, 2019
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Some researchers are aiming to apply the technique to a range of hard-to-treat maladies, including severe obsessive compulsive disorder, Tourette syndrome, and Alzheimer’s disease.
Image credit: Helen Mayberg.
Can a computer actually produce something new rather than merely emulating human artists? If nothing else, they are making some types of art more accessible for would-be artists.
Image credit: Roman Verostko (artist).
PNAS Profile of NAS member and geologist Paul E. Olsen.
Image courtesy of Kevin Krajick (Columbia University, New York).
Fossil evidence helps address a longstanding debate on the evolution of hagfish, a jawless, marine-dwelling slime “eel,” and suggests that living jawless vertebrates may not be as primitive as their anatomy suggests.
Image courtesy of Tetsuto Miyashita.