Other

Boeing doesn't expect Max jet to be cleared until summer

Boeing said Tuesday that it doesn't expect federal regulators to approve its changes to the grounded 737 Max until this summer, several months longer than the company was saying just a few weeks ago.

Hardware

Groundbreaking method detects defective computer chips

Guaranteeing that computer chips, that can consist of billions of interconnected transistors, are manufactured without defects is a challenge. But how to determine if a chip is compromised?