In quantum mechanics, particles such as electrons act like waves and can even interfere with themselves—a striking and ...

A doctor explains the common (and not so common) reasons that you might hear a pulse in your ear, also known as pulsatile tinnitus. Plus, when to see a doctor.

Engineers have shown that a technique to measure heart rate via Wi-Fi signals is effective even with the lowest-cost devices ...

A few weeks back, we reported on a research group that figured out how to measure heartrate using perturbations in WiFi signals. [Nick Bild] was interested in this so-called “Pulse-Fi” ...

Astronomers are using radio pulses from space to find missing baryonic matter and learn about supermassive black holes, ...