From his home in Del Mar, the inventor of the mobile phone, now 96, watches. Of one thing Cooper is certain: The revolution ...

Martin Cooper changed the world when he pioneered the portable phone, which weighed four pounds at the time. What's next?

Through his work, social psychologist Jonathan Haidt found that "a majority of parents wish social media apps didn't exist." ...

The school transitions get me every time. One minute, I’m excited my kids are growing older—we have real conversations, we ...