From Artemis II to commercial satellites, laser communications are laying the foundation for a high-speed internet in space.

What happens if scientists find evidence of extraterrestrial intelligence? That question was at the center of a recent SETI Live discussion about newly updated post-detection protocols and how ...

Abstract: Light amplification by stimulated emission of radiation (laser) sources has many advantages for use in high-data-rate optical wireless communications (OWCs). In particular, the low-cost and ...

Portal blocks create a wild optical illusion in Minecraft. Is the floor the ceiling? Is the wall the floor? This is one trippy build! Coffee found to have startling effect on aging, says new study ...

Time to fire up your Minecraft backyard! In this quick tutorial, you'll learn how to build a realistic BBQ grill setup that’s perfect for gardens, patios, or summer-themed survival bases.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Brent Butterworth Brent Butterworth is a writer dedicated to audio gear. He ...

Abstract: Optical wireless communication (OWC) using intensity-modulation and direct-detection (IM/DD) has a channel model which possesses unique features, due to the constraints imposed on the ...

Techniques from artificial intelligence have been widely applied in optical communication and networks, evolving from early machine learning (ML) to the recent deep learning (DL). This paper focuses ...

This is a discussion paper. This paper represents the Internet Society’s emerging opinion, but does not represent a final Internet Society position. Instead, we intend it as a means to gather ...

Macro lenses are ideal for close-ups, but even the cheapest can cost you a couple of hundred notes. A good photography tip, and a less pricey solution, is to use an extension tubes – these fit between ...