Passkeys are replacing passwords. Here is how they keep you safer
A passkey cannot be guessed, reused or typed into a fake website. The idea behind it is decades old; what is new is that your phone can now do the hard part.
Articles by Daniel Osei
What happens in the second after you type a web address
Before a page appears, your computer looks up an address, opens a connection, agrees on encryption and asks for the page. All of it usually takes less than a second.
How AI chatbots work, in plain English
Large language models learn patterns from huge amounts of text and predict what comes next. That simple idea explains both their strengths and their mistakes.
Why your phone battery wears out, and how to slow it down
Lithium-ion batteries age with every charge cycle, and heat speeds it up. A few habits can keep yours healthier for longer.
A short history of the internet, in five turning points
From a research network linking four computers to the web in your pocket: the moments that shaped the internet we use today.