If you've taken a close look at your computer keyboard, you may see horizontal bumps on the F and J keys. Here's what they signify, and how they're useful.

People who have razor-sharp minds in their 80s and 90s — known as "SuperAgers" — produce twice the number of young neurons as cognitively healthy adults and 2.5 times as many as people with ...

A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

I’ve been building computers and fiddling with pc parts since I was a teenager, which means I’ve lived through every era of the mechanical keyboard. For the last decade, the gaming and typing standard ...

Add Yahoo as a preferred source to see more of our stories on Google. A “SuperAger” donated this brain for research. - From Shane Collins/Northwestern University People who have razor-sharp minds in ...

A “SuperAger” donated this brain for research. - From Shane Collins/Northwestern University People who have razor-sharp minds in their 80s and 90s — known as “SuperAgers” — produce twice the number of ...