The best wireless headphones and best true wireless earbuds let us enjoy audio content without being tethered to our laptop, smartphone or tablet. But as convenient and packed with features as they ...

This series of projects explore concepts of radio communications. We use LEDs to generate (very high frequency) radio waves and photo-resistors to take the place of radio antennas. These ideas are ...

Artificial intelligence is tackling one of the main limitations of wireless charging: its lack of reliability. A fully automated design method now ensures stable voltage regardless of the ...

For decades, computing followed a simple rule: Smaller transistors made chips faster, cheaper, and more capable. As Moore's law slows, a different limit has come into focus. The challenge is no longer ...

Accurate, inexpensive, and mature platinum resistance temperature detectors (PRTDs) with an operating range extending from the cryogenic to the incendiary are a gold (no! platinum!) standard for ...