With Hopes High for New H.I.V. Prevention Pill, Merck Takes Steps to Ensure Access
The pharmaceutical company Merck said on Friday that it would license seven generic drugmakers to produce a low-cost…
A Powerful El Niño Is Forming. If History Is a Guide, It Could Hit Hard.
Well before it was understood, the El Niño phenomenon was leaving its marks on humanity. El Niño is…
Smog in Phoenix and Salt Lake City? The E.P.A. Is Blaming Asia.
For decades, Phoenix has struggled with smog that gets trapped in its bowl-like topography and is detrimental to…