Based on the principle of refractive index matching, highly transparent upconversion
contact lenses (UCLs) with a high concentration of upconversion nanoparticles (UCNPs)
were developed. These lenses efficiently convert multispectral near-infrared (NIR)
light…

Extract the main content from web pages. Contribute to kepano/defuddle development by creating an account on GitHub.

Boost your productivity with DockFlow. Instantly save, manage, and switch between multiple macOS Docks.

Disclaimer: This post was written May 2025, and the arguments apply to AI code capabilities at this time. The arguments around lack of competence are certainly likely to become less prevalent-while the parts about the desecration of the joys of programming…

At the Linux Application Summit (LAS) in April, Sebastian Wick said that, by many metrics, Flat [...]

Young artists find a new way to resist the impermanence of modernity.

Bell Labs’ Bellmac-32 paved the way for today’s smartphone chips

The scaffolding surrounding the Charing Cross railway bridge has received an addition – two bales of hay/straw – because an ancient law requires it.

Supercharge sales enablement with intelligent, interactive demos that turn prospects into customers faster and more effectively.

There is a recent video of Patrick Collison at Stripe Sessions 2025 stating that in 2024 Stripe did on average 1,145 pull requests per day. Not just creating them, but actually finishing them; "fully shipped into production". All whilst having less than a…

Implementations of various silly job interview questions in Haskell

In the 1980s, there were a series of writers who challenged the way people thought of the then-growing popularity of colour television and news media. I have written before about Neil Postman, and …

The full video of my Upper Bound 2025 talk about our research directions should be available at some point, but here are my slides:
https://t.co/KPM6NtSaug

And here are the notes I made while preparing, which are more extensive than what I had time to say:

Multivariate normal sampling can be wildly irreproducible if you’re not careful. Sometimes more than others. There are eldritch horrors, ill-conditioned matrices, and floating point nightmares in here. Teaching sand to do linear algebra was a mistake

Can we have a calendar that combines the convenience of a digital calendar with the simplicity and expressivity you get from pen & paper?

Richard Garwin’s role in designing the hydrogen bomb was obscured from the public, even his family, as he advised presidents and devoted his life to undoing the danger he created.