Here the authors demonstrate a temporal Vernier caliper for arbitrary waveform synthesis with a sampling rate over 1 TSa/s. These results, which surpass current electronic systems by an order of ...

Before the partial solar eclipse, stargazers can enjoy the relatively rare event of Saturn's rings 'disappearing'. On March 23, the illusion will happen because of the Earth’s orbit crossing the ...

There has already been one meteor shower this year, with stargazers witnessing 50 shooting stars an hour, during the Quadrantid meteor shower. However, the next one is not predicted until early ...

Nvidia to use optical tech in networking chips, not GPUs Copper cables currently more reliable than optical connections Nvidia has backed startups working on co-packaged optics for AI chips SAN ...

This is the opposite of a "Supermoon", as was seen during 2022's lunar eclipse. Some stargazers will be in for another treat later this month -- a partial solar eclipse, which is when the Moon ...

Stargazers across a swathe of the world marveled at a dramatic red “Blood Moon” during a rare total lunar eclipse in the early hours of yesterday morning. The celestial spectacle was visible in the ...

Optical illusions are great fun, and they fool virtually everyone. But have you ever wondered if you could train yourself to unsee these illusions? Our latest research suggests that you can.

Stargazers across the U.S. and other parts of the world tilted their eyes up into the night sky before dawn to witness the glowing "blood worm moon" staring back at them. The stunning spectacle ...

UK stargazers wake up to rare 'blood moon' partial lunar eclipse Posted: March 14, 2025 | Last updated: March 14, 2025 Early risers were able to witness a partial lunar eclipse - or "blood moon ...

Zenni Optical is offering 20% off blue light and photochromic lenses until Sunday, March 16. The sale includes popular lens options like EyeQ and Transitions. Shoppers can get free standard ...

The only total lunar eclipse visible in the U.S. this year is set for the night of March 13. Lunar eclipses occur when Earth is positioned precisely between the Moon and Sun at the full moon phase ...

Skygazers in the UK could be treated to a show of the Northern Lights on Sunday night. Clear skies in Scotland overnight into Sunday mean it is a good spot to possibly see the displays of light ...