Scientists may have seen dark matter. If they did, what exactly is it?

Waste plastic yields carbon quantum dots with emissions tunable from UV to yellow-green

Carbon quantum dots (CQDs) are fluorescent carbon nanomaterials with potential applications in sensing, optoelectronics,…

Lightsaber-like plasma antenna uses laser-ionized air to transmit radio waves

Researchers have demonstrated a technique that uses a laser to produce a plasma beam antenna capable of transmitting rad…

Lipid signals help cells seal the damage from bacterial attacks, researchers discover

Epithelial cells form the body's frontline barriers, helping keep microbes, toxins and other harmful substances out. Yet…