If you think of a single atom as a grain of sand, then a wavelength of visible light—which is a thousand times larger than ...

Quantum key distribution (QKD) harnesses the power of quantum mechanics to securely transmit confidential information. When ...

As the collapsed core of a massive star, a neutron star is a small but incredibly dense object, packing up to three times the ...

The best e-bike helmets are designed to offer better protection for riders of electric bikes. As e-bikes are faster and weigh more, there's greater momentum if you crash, which creates higher forces ...