A groundbreaking male birth control pill has just passed its first safety test in humans! Called YCT-529, this hormone-free tablet blocks sperm production without affecting testosterone or libido ...

Could the T-7A Red Hawk Trainer be the last chance for Boeing? Find out all about the Air Force's newest jet trainer, which is a collaboration between Boeing and Saab.

A fighter plane equipped with artificial intelligence could eventually execute tighter turns, take greater risks, and get off better shots than human pilots. But the objective of the ACE program ...