Code-domain non-orthogonal multiple access (NOMA) is a promising technology to achieve ubiquitous massive connections for 5G and beyond. In application scenarios with high channel dynamics or ...

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The Inca Empire managed vast territories without a written alphabet, relying instead on a mysterious system of knotted strings known as the khipu. Once dismissed as simple accounting tools, new ...

Ice cores are a pretty good way to get an idea of the Earth's atmosphere in the ancient past, thanks to their ability to trap bubbles of gas within them. "Like a prehistoric fly trapped in amber ...

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Information could potentially be stored in ice for millennia, simply by making subtle changes to the shape and position of internal bubbles, which can then be converted into binary or Morse codes.

One-time SMS codes are widely used as the second checkpoint in two-factor authentication (2FA) to sign into everything from banking apps to email accounts. As I've written before, though, SMS is ...

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The study investigates using 3D neural organoids made from human pluripotent stem cells (hPSCs) to assess neurotoxicity and neural function. Organoids were imaged to measure spontaneous calcium ...