Scientists used light to evolve proteins that can switch, sense, and even “compute” inside living cells. Evolution is one of ...

A resistor in the cloud is worth two in the hand.

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 ...

If you happen to be in the market for a small artificial sun, you may be interested to know that for about $1300, you can get a tennis-ball-sized LED array that outputs 120,000 lumens.

At first glance, it may look like [Rybitski]’s 7-segment RGB LED clock is something that’s been done before, but look past the beautiful mounting. It’s not just stylishly framed; ...

After 16 weeks of testing, we noticed visible results. Here are our favorite red light therapy devices for hair growth.