In this issue:
"Shock Medicine": Doctors may soon treat inflammatory autoimmune disorders with electricity.
"Ebola War": The largest outbreak of Ebola on record jump-started the development of two experimental vaccines and a couple of promising treatments.
"Oceans from the Skies": New evidence is rekindling the debate over whether comets, asteroids, or other things entirely were the source of our planet’s seas.
"Our Transparent Future": No secret is safe in the digital age and how the implications for our institutions are downright Darwinian.