Argentina authorizes Starlink, rival Amazon Kuiper

Argentina on Monday gave authorization for the deployment of Starlink, the satellite internet service of Elon Musk—a fan of the South American country's self-styled new "anarcho-capitalist" President Javier Milei.

A new vibrant blue pottery pigment with less cobalt

Whether ultramarine, cerulean, Egyptian or cobalt, blue pigments have colored artworks for centuries. Now, seemingly out of the blue, scientists have discovered a new blue pigment that uses less cobalt but still maintains ...

How to make bright quantum dots even brighter

Quantum dots are a kind of artificial atom: just a few nanometers in size and made of semiconductor materials, they can emit light of a specific color or even single photons, which is important for quantum technologies. The ...

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