A selection of the most interesting and intriguing arXiv papers from the past week.
The number of people we can have meaningful contact with is limited by the size of our brains. Now this group seems to be subdivided into layers, say anthropologists.
AbbVie’s purchase of the cancer fighting startup backed by Peter Thiel’s Founders Fund bodes well for biotech funding.
Google’s founders chose not to pen the company’s annual letter for the first time in 12 years, leaving investors in the dark about Alphabet’s moon shot strategies.
Another chance to catch the most interesting, and important, articles from the previous week on MIT Technology Review.
Though politicians are increasingly willing to admit the planet is warming, they’re still reluctant to fund clean energy R&D.
Don’t bet against SpaceX’s ability to land a capsule on Mars. But colonization probably remains further off than it seems.
OpenAI, a nonprofit created to do artificial intelligence that will benefit everyone, has released a tool to help machines learn through trial and error.
A drug company says economic sticks, not just carrots, are needed to fix the reproducibility crisis in science.
Apple wants to make more money from cloud services—an area it doesn’t traditionally excel in that has many competitors.