Jan. 15, 2025 — Researchers have designed process that uses ultrasound to modify the behavior of cancer-fighting T cells by increasing their cell permeability. They targeted freshly isolated ...

Summary: Humans have vestigial ear muscles that once helped our ancestors focus on sounds. New research shows these muscles still activate when we strain to hear in noisy environments. Scientists used ...

The auricular muscles helped change the shape of the shell–or pinna–of the ear and helped humans living millions of years ago listen closely. They are still used by roughly 10 to 20 percent of ...