Several vaccines for Zika virus have triumphed in animal tests and are now ready for human trials. Plus, how ‘differential privacy’ allows companies to randomize user data, preserving individual privacy while pulling out larger trends. And a look at planetary sciences – from Jupiter to Pluto, new windows into the origins of our largest and smallest friends around the sun.

Military doctors are starting to pay more attention to concussions and other traumatic brain injuries on the battlefield.

Will electric cars ever be popular? A trip into the Science Friday archives for a look at the rise of alternative-fuel vehicles. Plus, developing a way to track nighttime bird migrations, and how heat waves affect air flight.

What we can learn from the man who got stung, willingly, for science. Plus, at the end of Cephalopod Week 2016, we delve into the mysteries of cephalopod ink and the squid microbiome.