Here are three things to know this week:
1. Toddlers are better problem solvers than their parents. At least, that's what UC Berkley professor Alison Gopnik has discovered in her research.
2. Analyzing data from a landmark 80-year study, two researchers have found some surprising contributors to longevity, like the fact that happy single women might live longer than unhappily married ones.
3. There are more tech founders over 50 than there are under 30. And the number of senior entrepreneurs just keeps rising, explains Dane Stangler of the Kauffman Foundation.
Plus, this week's music:
