Artificial intelligence has seeped into almost every corner of our lives, including how people are hired for work. AI is used to screen and evaluate applicants, but there's a problem with that. Research has shown that AI can produce biased results, especially against women and minorities. That's something that Kenneth Chenault, chairman and managing director at the venture capital firm General Catalyst, is trying to address with his Data and Trust Alliance. Chenault is the co-chair of the organization.

There are thousands of oil spills each year in US waters alone. One major source is illegal dumping of oil in harbours when ships empty their bilges, typically at night to avoid detection. However, a new kind of polarising camera can now spot offenders immediately. Its ability to detect otherwise invisible oil sheens could even lead investigators to lost planes.