Refugee advocate Rana Novack is using AI to help predict new waves of migration — so the world can help before disaster strikes.

By replacing traditional credit scores with mobile phone data, entrepreneur Shivani Siroya has pioneered an innovative way to think about trust.

Most people fear and loathe monopolies because they dominate their categories or markets and squeeze out competition. But that’s just the tip of the iceberg of the threat they hold, warns technology analyst Jamie Bartlett.

Australian researcher Mark Cook is testing an experimental tool that could take the fear out of epilepsy — both for patients and for the rest of the world.

It seems like a story made for the movies: the first general-purpose computer was actually programmed by a half-dozen female math whizzes. Yet for too long, their efforts have been largely unknown. Lawyer and digital-rights advocate Kathy Kleiman describes her quest to learn about them and bring them some overdue recognition.

By making the Internet as weightless and as frictionless as possible, we made our lives easier. But now, the whole world is suffering the consequences, says Jaron Lanier.

Outraged at the incidence of sex crimes at colleges, activist Jess Ladd got mad — and then she got to building. Here’s how she developed a secure and sensitive reporting system that’s in use on 13 campuses.